diff --git a/app/Api/V2/Controllers/JsonApi/AccountController.php b/app/Api/V2/Controllers/JsonApi/AccountController.php
deleted file mode 100644
index e9f2c8bf62..0000000000
--- a/app/Api/V2/Controllers/JsonApi/AccountController.php
+++ /dev/null
@@ -1,113 +0,0 @@
-<?php
-
-/*
- * AccountController.php
- * Copyright (c) 2024 james@firefly-iii.org.
- *
- * This file is part of Firefly III (https://github.com/firefly-iii).
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see https://www.gnu.org/licenses/.
- */
-
-declare(strict_types=1);
-
-namespace FireflyIII\Api\V2\Controllers\JsonApi;
-
-use FireflyIII\Http\Controllers\Controller;
-use FireflyIII\JsonApi\V2\Accounts\AccountCollectionQuery;
-use FireflyIII\JsonApi\V2\Accounts\AccountSchema;
-use FireflyIII\JsonApi\V2\Accounts\AccountSingleQuery;
-use FireflyIII\Models\Account;
-use Illuminate\Contracts\Support\Responsable;
-use Illuminate\Http\Response;
-use Illuminate\Support\Facades\Log;
-use LaravelJsonApi\Core\Responses\DataResponse;
-use LaravelJsonApi\Laravel\Http\Controllers\Actions;
-
-/**
- * Class AccountController
- *
- * This class handles api/v2 requests for accounts.
- * Most stuff is default stuff.
- */
-class AccountController extends Controller
-{
-    use Actions\AttachRelationship;
-    use Actions\Destroy;
-    use Actions\DetachRelationship;
-
-    use Actions\FetchMany;
-
-    // use Actions\FetchOne;
-    use Actions\FetchRelated;
-    use Actions\FetchRelationship;
-    use Actions\Store;
-    use Actions\Update;
-    use Actions\UpdateRelationship;
-
-    /**
-     * Fetch zero to many JSON API resources.
-     *
-     * @return Responsable|Response
-     */
-    public function index(AccountSchema $schema, AccountCollectionQuery $request)
-    {
-        Log::debug(__METHOD__);
-        $models = $schema
-            ->repository()
-            ->queryAll()
-            ->withRequest($request)
-            ->get()
-        ;
-
-        // do something custom...
-
-        return new DataResponse($models);
-    }
-
-    /**
-     * Fetch zero to one JSON API resource by id.
-     *
-     * @return Responsable|Response
-     */
-    public function show(AccountSchema $schema, AccountSingleQuery $request, Account $account)
-    {
-        Log::debug(__METHOD__);
-        $model = $schema->repository()
-            ->queryOne($account)
-            ->withRequest($request)
-            ->first()
-        ;
-        Log::debug(sprintf('%s again!', __METHOD__));
-
-        // do something custom...
-
-        return new DataResponse($model);
-    }
-
-    //    public function readAccountBalances(AnonymousQuery $query, AccountBalanceSchema $schema, Account $account): Responsable
-    //    {
-    //        $schema = JsonApi::server()->schemas()->schemaFor('account-balances');
-    //
-    //        $models = $schema
-    //            ->repository()
-    //            ->queryAll()
-    //            ->withRequest($query)
-    //            ->withAccount($account)
-    //            ->get()
-    //        ;
-    //
-    //        return DataResponse::make($models);
-    //    }
-}
diff --git a/app/Exceptions/Handler.php b/app/Exceptions/Handler.php
index 1c7c0b5f17..e8352aa791 100644
--- a/app/Exceptions/Handler.php
+++ b/app/Exceptions/Handler.php
@@ -36,8 +36,6 @@ use Illuminate\Session\TokenMismatchException;
 use Illuminate\Support\Arr;
 use Illuminate\Validation\ValidationException as LaravelValidationException;
 use Laravel\Passport\Exceptions\OAuthServerException as LaravelOAuthException;
-use LaravelJsonApi\Core\Exceptions\JsonApiException;
-use LaravelJsonApi\Exceptions\ExceptionParser;
 use League\OAuth2\Server\Exception\OAuthServerException;
 use Symfony\Component\HttpFoundation\Exception\SuspiciousOperationException;
 use Symfony\Component\HttpFoundation\Response;
@@ -65,7 +63,6 @@ class Handler extends ExceptionHandler
             HttpException::class,
             SuspiciousOperationException::class,
             BadHttpHeaderException::class,
-            JsonApiException::class,
         ];
 
     /**
@@ -73,9 +70,6 @@ class Handler extends ExceptionHandler
      */
     public function register(): void
     {
-        $this->renderable(
-            ExceptionParser::make()->renderable()
-        );
     }
 
     /**
diff --git a/app/JsonApi/Rules/IsValidFilter.php b/app/JsonApi/Rules/IsValidFilter.php
deleted file mode 100644
index 9c8b0a4319..0000000000
--- a/app/JsonApi/Rules/IsValidFilter.php
+++ /dev/null
@@ -1,54 +0,0 @@
-<?php
-
-/*
- * IsValidFilter.php
- * Copyright (c) 2024 james@firefly-iii.org.
- *
- * This file is part of Firefly III (https://github.com/firefly-iii).
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see https://www.gnu.org/licenses/.
- */
-
-declare(strict_types=1);
-
-namespace FireflyIII\JsonApi\Rules;
-
-use Illuminate\Contracts\Validation\ValidationRule;
-
-class IsValidFilter implements ValidationRule
-{
-    private array $allowed;
-
-    public function __construct(array $keys)
-    {
-        $this->allowed   = $keys;
-        $this->allowed[] = 'user_group_id';
-    }
-
-    #[\Override]
-    public function validate(string $attribute, mixed $value, \Closure $fail): void
-    {
-        if ('filter' !== $attribute) {
-            $fail('validation.bad_api_filter')->translate();
-        }
-        if (!is_array($value)) {
-            $value = explode(',', $value);
-        }
-        foreach ($value as $key => $val) {
-            if (!in_array($key, $this->allowed, true)) {
-                $fail('validation.bad_api_filter')->translate(['filter' => $key]);
-            }
-        }
-    }
-}
diff --git a/app/JsonApi/Rules/IsValidPage.php b/app/JsonApi/Rules/IsValidPage.php
deleted file mode 100644
index b0c1182818..0000000000
--- a/app/JsonApi/Rules/IsValidPage.php
+++ /dev/null
@@ -1,53 +0,0 @@
-<?php
-
-/*
- * IsValidFilter.php
- * Copyright (c) 2024 james@firefly-iii.org.
- *
- * This file is part of Firefly III (https://github.com/firefly-iii).
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see https://www.gnu.org/licenses/.
- */
-
-declare(strict_types=1);
-
-namespace FireflyIII\JsonApi\Rules;
-
-use Illuminate\Contracts\Validation\ValidationRule;
-
-class IsValidPage implements ValidationRule
-{
-    private array $allowed;
-
-    public function __construct(array $keys)
-    {
-        $this->allowed = $keys;
-    }
-
-    #[\Override]
-    public function validate(string $attribute, mixed $value, \Closure $fail): void
-    {
-        if ('page' !== $attribute) {
-            $fail('validation.bad_api_filter')->translate();
-        }
-        if (!is_array($value)) {
-            $value = explode(',', $value);
-        }
-        foreach ($value as $key => $val) {
-            if (!in_array($key, $this->allowed, true)) {
-                $fail('validation.bad_api_page')->translate();
-            }
-        }
-    }
-}
diff --git a/app/JsonApi/V2/AccountBalances/AccountBalanceRepository.php b/app/JsonApi/V2/AccountBalances/AccountBalanceRepository.php
deleted file mode 100644
index 38aa5bb460..0000000000
--- a/app/JsonApi/V2/AccountBalances/AccountBalanceRepository.php
+++ /dev/null
@@ -1,46 +0,0 @@
-<?php
-
-/*
- * AccountBalanceRepository.php
- * Copyright (c) 2024 james@firefly-iii.org.
- *
- * This file is part of Firefly III (https://github.com/firefly-iii).
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see https://www.gnu.org/licenses/.
- */
-
-declare(strict_types=1);
-
-namespace FireflyIII\JsonApi\V2\AccountBalances;
-
-use FireflyIII\Entities\AccountBalance;
-use LaravelJsonApi\Contracts\Store\QueriesAll;
-use LaravelJsonApi\NonEloquent\AbstractRepository;
-
-class AccountBalanceRepository extends AbstractRepository implements QueriesAll
-{
-    #[\Override]
-    public function find(string $resourceId): ?object
-    {
-        return AccountBalance::fromArray();
-    }
-
-    public function queryAll(): Capabilities\AccountBalanceQuery
-    {
-        return Capabilities\AccountBalanceQuery::make()
-            ->withServer($this->server)
-            ->withSchema($this->schema)
-        ;
-    }
-}
diff --git a/app/JsonApi/V2/AccountBalances/AccountBalanceResource.php b/app/JsonApi/V2/AccountBalances/AccountBalanceResource.php
deleted file mode 100644
index d4a6841575..0000000000
--- a/app/JsonApi/V2/AccountBalances/AccountBalanceResource.php
+++ /dev/null
@@ -1,44 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace FireflyIII\JsonApi\V2\AccountBalances;
-
-use Illuminate\Http\Request;
-use LaravelJsonApi\Core\Resources\JsonApiResource;
-
-class AccountBalanceResource extends JsonApiResource
-{
-    /**
-     * Get the resource's attributes.
-     *
-     * @param null|Request $request
-     */
-    public function attributes($request): iterable
-    {
-        return [
-            'name'   => $this->resource->amount,
-            'amount' => $this->resource->amount,
-        ];
-    }
-
-    /**
-     * Get the resource id.
-     */
-    public function id(): string
-    {
-        return $this->resource->id;
-    }
-
-    /**
-     * Get the resource's relationships.
-     *
-     * @param null|Request $request
-     */
-    public function relationships($request): iterable
-    {
-        return [
-            $this->relation('account')->withData($this->resource->getAccount()),
-        ];
-    }
-}
diff --git a/app/JsonApi/V2/AccountBalances/AccountBalanceSchema.php b/app/JsonApi/V2/AccountBalances/AccountBalanceSchema.php
deleted file mode 100644
index e0c2d13bb9..0000000000
--- a/app/JsonApi/V2/AccountBalances/AccountBalanceSchema.php
+++ /dev/null
@@ -1,50 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace FireflyIII\JsonApi\V2\AccountBalances;
-
-use FireflyIII\Entities\AccountBalance;
-use LaravelJsonApi\Core\Schema\Schema;
-use LaravelJsonApi\Eloquent\Fields\Relations\HasOne;
-use LaravelJsonApi\NonEloquent\Fields\Attribute;
-use LaravelJsonApi\NonEloquent\Fields\ID;
-
-class AccountBalanceSchema extends Schema
-{
-    /**
-     * The model the schema corresponds to.
-     */
-    public static string $model = AccountBalance::class;
-
-    /**
-     * Get the resource fields.
-     */
-    public function fields(): array
-    {
-        return [
-            ID::make(),
-            Attribute::make('name'),
-            Attribute::make('amount'),
-            HasOne::make('account'),
-        ];
-    }
-
-    /**
-     * Get the resource filters.
-     */
-    public function filters(): array
-    {
-        return [
-            // Filter::make('id'),
-        ];
-    }
-
-    public function repository(): AccountBalanceRepository
-    {
-        return AccountBalanceRepository::make()
-            ->withServer($this->server)
-            ->withSchema($this)
-        ;
-    }
-}
diff --git a/app/JsonApi/V2/AccountBalances/Capabilities/AccountBalanceQuery.php b/app/JsonApi/V2/AccountBalances/Capabilities/AccountBalanceQuery.php
deleted file mode 100644
index 6f4b6fd581..0000000000
--- a/app/JsonApi/V2/AccountBalances/Capabilities/AccountBalanceQuery.php
+++ /dev/null
@@ -1,59 +0,0 @@
-<?php
-
-/*
- * AccountBalanceQuery.php
- * Copyright (c) 2024 james@firefly-iii.org.
- *
- * This file is part of Firefly III (https://github.com/firefly-iii).
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see https://www.gnu.org/licenses/.
- */
-
-declare(strict_types=1);
-
-namespace FireflyIII\JsonApi\V2\AccountBalances\Capabilities;
-
-use FireflyIII\Entities\AccountBalance;
-use FireflyIII\Models\Account;
-use LaravelJsonApi\NonEloquent\Capabilities\QueryAll;
-
-class AccountBalanceQuery extends QueryAll
-{
-    private Account $account;
-
-    /**
-     * QuerySites constructor.
-     */
-    public function __construct()
-    {
-        parent::__construct();
-    }
-
-    public function get(): iterable
-    {
-        return [
-            AccountBalance::fromArray(),
-            AccountBalance::fromArray(),
-            AccountBalance::fromArray(),
-            AccountBalance::fromArray(),
-        ];
-    }
-
-    public function withAccount(Account $account): self
-    {
-        $this->account = $account;
-
-        return $this;
-    }
-}
diff --git a/app/JsonApi/V2/Accounts/AccountCollectionQuery.php b/app/JsonApi/V2/Accounts/AccountCollectionQuery.php
deleted file mode 100644
index e4fac9c4e9..0000000000
--- a/app/JsonApi/V2/Accounts/AccountCollectionQuery.php
+++ /dev/null
@@ -1,77 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace FireflyIII\JsonApi\V2\Accounts;
-
-use FireflyIII\Models\Account;
-use FireflyIII\Rules\Account\IsValidAccountType;
-use FireflyIII\Rules\IsAllowedGroupAction;
-use FireflyIII\Rules\IsDateOrTime;
-use FireflyIII\Rules\IsValidDateRange;
-use Illuminate\Support\Facades\Log;
-use LaravelJsonApi\Laravel\Http\Requests\ResourceQuery;
-use LaravelJsonApi\Validation\Rule as JsonApiRule;
-
-class AccountCollectionQuery extends ResourceQuery
-{
-    /**
-     * Get the validation rules that apply to the request query parameters.
-     */
-    public function rules(): array
-    {
-        Log::debug(__METHOD__);
-        $validFilters = config('api.valid_api_filters')[Account::class];
-
-        return [
-            'fields'      => [
-                'nullable',
-                'array',
-                JsonApiRule::fieldSets(),
-            ],
-            'userGroupId' => [
-                'nullable',
-                'integer',
-                new IsAllowedGroupAction(Account::class, request()->method()),
-            ],
-            'startPeriod' => [
-                'nullable',
-                'date',
-                new IsDateOrTime(),
-                new IsValidDateRange(),
-            ],
-            'endPeriod'   => [
-                'nullable',
-                'date',
-                new IsDateOrTime(),
-                new IsValidDateRange(),
-            ],
-            'filter'      => [
-                'nullable',
-                'array',
-                JsonApiRule::filter($validFilters),
-                new IsValidAccountType(),
-            ],
-            'include'     => [
-                'nullable',
-                'string',
-                JsonApiRule::includePaths(),
-            ],
-            'page'        => [
-                'nullable',
-                'array',
-                JsonApiRule::page(),
-            ],
-            'sort'        => [
-                'nullable',
-                'string',
-                JsonApiRule::sort(),
-            ],
-            'withCount'   => [
-                'nullable',
-                'string',
-                JsonApiRule::countable(),
-            ],
-        ];
-    }
-}
diff --git a/app/JsonApi/V2/Accounts/AccountRepository.php b/app/JsonApi/V2/Accounts/AccountRepository.php
deleted file mode 100644
index 039f52c355..0000000000
--- a/app/JsonApi/V2/Accounts/AccountRepository.php
+++ /dev/null
@@ -1,113 +0,0 @@
-<?php
-
-/*
- * AccountRepository.php
- * Copyright (c) 2024 james@firefly-iii.org.
- *
- * This file is part of Firefly III (https://github.com/firefly-iii).
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see https://www.gnu.org/licenses/.
- */
-
-declare(strict_types=1);
-
-namespace FireflyIII\JsonApi\V2\Accounts;
-
-use FireflyIII\Models\Account;
-use FireflyIII\Support\JsonApi\Concerns\UsergroupAware;
-use FireflyIII\Support\JsonApi\Enrichments\AccountEnrichment;
-use Illuminate\Support\Facades\Log;
-use LaravelJsonApi\Contracts\Store\CreatesResources;
-use LaravelJsonApi\Contracts\Store\QueriesAll;
-use LaravelJsonApi\NonEloquent\AbstractRepository;
-use LaravelJsonApi\NonEloquent\Capabilities\CrudRelations;
-use LaravelJsonApi\NonEloquent\Concerns\HasCrudCapability;
-use LaravelJsonApi\NonEloquent\Concerns\HasRelationsCapability;
-
-/**
- * Class AccountRepository
- *
- * The repository collects a single or many (account) objects from the database and returns them to the
- * account resource. The account resource links all account properties to the JSON properties.
- *
- * For the queryAll thing, a separate query is constructed that does the actual querying of the database.
- * This is necessary because the user can't just query all accounts (it would return other user's data)
- * and because we also need to collect all kinds of metadata, like the currency and user info.
- */
-class AccountRepository extends AbstractRepository implements QueriesAll, CreatesResources
-{
-    use HasCrudCapability;
-    use HasRelationsCapability;
-    use UsergroupAware;
-
-    /**
-     * SiteRepository constructor.
-     */
-    public function __construct()
-    {
-        Log::debug(__METHOD__);
-    }
-
-    public function exists(string $resourceId): bool
-    {
-        $result = null !== Account::find((int) $resourceId);
-        Log::debug(sprintf('%s: %s', __METHOD__, var_export($result, true)));
-
-        return $result;
-    }
-
-    public function find(string $resourceId): ?object
-    {
-        exit(__METHOD__);
-        Log::debug(__METHOD__);
-        //        throw new \RuntimeException('trace me');
-        $account    = Account::find((int) $resourceId);
-        if (null === $account) {
-            return null;
-        }
-        // enrich the collected data
-        $enrichment = new AccountEnrichment();
-
-        return $enrichment->enrichSingle($account);
-    }
-
-    public function queryAll(): Capabilities\AccountQuery
-    {
-        Log::debug(__METHOD__);
-
-        return Capabilities\AccountQuery::make()
-            ->withUserGroup($this->userGroup)
-            ->withServer($this->server)
-            ->withSchema($this->schema)
-        ;
-    }
-
-    protected function crud(): Capabilities\CrudAccount
-    {
-        Log::debug(__METHOD__);
-
-        return Capabilities\CrudAccount::make();
-    }
-
-    /**
-     * TODO piggy banks
-     * TODO transactions
-     */
-    protected function relations(): CrudRelations
-    {
-        Log::debug(__METHOD__);
-
-        return Capabilities\CrudAccountRelations::make();
-    }
-}
diff --git a/app/JsonApi/V2/Accounts/AccountRequest.php b/app/JsonApi/V2/Accounts/AccountRequest.php
deleted file mode 100644
index faf9cf9b78..0000000000
--- a/app/JsonApi/V2/Accounts/AccountRequest.php
+++ /dev/null
@@ -1,53 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace FireflyIII\JsonApi\V2\Accounts;
-
-use FireflyIII\Support\Request\ConvertsDataTypes;
-use Illuminate\Support\Facades\Log;
-use LaravelJsonApi\Laravel\Http\Requests\ResourceRequest;
-
-class AccountRequest extends ResourceRequest
-{
-    use ConvertsDataTypes;
-
-    /**
-     * Get the validation rules for the resource.
-     */
-    public function rules(): array
-    {
-        Log::debug(__METHOD__);
-        $accountRoles   = implode(',', config('firefly.accountRoles'));
-        $ccPaymentTypes = implode(',', array_keys(config('firefly.ccTypes')));
-        $types          = implode(',', array_keys(config('firefly.subTitlesByIdentifier')));
-        $type           = $this->convertString('type');
-        // var_dump($types);exit;
-
-        return [
-            'name'         => ['required', 'max:1024', 'min:1'], // , new IsUniqueAccount()
-            'account_type' => ['required', 'max:1024', 'min:1', sprintf('in:%s', $types)],
-            //            'iban'                 => ['iban', 'nullable', new UniqueIban(null, $type)],
-            //            'bic'                  => 'bic|nullable',
-            //            'account_number'       => ['min:1', 'max:255', 'nullable', new UniqueAccountNumber(null, $type)],
-            //            'opening_balance'      => 'numeric|required_with:opening_balance_date|nullable',
-            //            'opening_balance_date' => 'date|required_with:opening_balance|nullable',
-            //            'virtual_balance'      => 'numeric|nullable',
-            //            'order'                => 'numeric|nullable',
-            //            'currency_id'          => 'numeric|exists:transaction_currencies,id',
-            //            'currency_code'        => 'min:3|max:3|exists:transaction_currencies,code',
-            //            'active'               => [new IsBoolean()],
-            //            'include_net_worth'    => [new IsBoolean()],
-            //            'account_role'         => sprintf('nullable|in:%s|required_if:type,asset', $accountRoles),
-            //            'credit_card_type'     => sprintf('nullable|in:%s|required_if:account_role,ccAsset', $ccPaymentTypes),
-            //            'monthly_payment_date' => 'nullable|date|required_if:account_role,ccAsset|required_if:credit_card_type,monthlyFull',
-            //            'liability_type'       => 'nullable|required_if:type,liability|required_if:type,liabilities|in:loan,debt,mortgage',
-            //            'liability_amount'     => ['required_with:liability_start_date', new IsValidPositiveAmount()],
-            //            'liability_start_date' => 'required_with:liability_amount|date',
-            //            'liability_direction'  => 'nullable|required_if:type,liability|required_if:type,liabilities|in:credit,debit',
-            //            'interest'             => 'min:0|max:100|numeric',
-            //            'interest_period'      => sprintf('nullable|in:%s', implode(',', config('firefly.interest_periods'))),
-            //            'notes'                => 'min:0|max:32768',
-        ];
-    }
-}
diff --git a/app/JsonApi/V2/Accounts/AccountResource.php b/app/JsonApi/V2/Accounts/AccountResource.php
deleted file mode 100644
index c88e7405b7..0000000000
--- a/app/JsonApi/V2/Accounts/AccountResource.php
+++ /dev/null
@@ -1,83 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace FireflyIII\JsonApi\V2\Accounts;
-
-use FireflyIII\Models\Account;
-use Illuminate\Http\Request;
-use LaravelJsonApi\Core\Resources\JsonApiResource;
-
-/**
- * @property Account $resource
- */
-class AccountResource extends JsonApiResource
-{
-    /**
-     * Get the resource's attributes.
-     *
-     * @param null|Request $request
-     */
-    public function attributes($request): iterable
-    {
-        // Log::debug(__METHOD__);
-
-        return [
-            'created_at'              => $this->resource->created_at,
-            'updated_at'              => $this->resource->updated_at,
-            'name'                    => $this->resource->name,
-            'active'                  => $this->resource->active,
-            'order'                   => $this->resource->order,
-            'iban'                    => $this->resource->iban,
-            'account_type'            => $this->resource->account_type_string,
-            'account_role'            => $this->resource->account_role,
-            'account_number'          => '' === $this->resource->account_number ? null : $this->resource->account_number,
-
-            // currency (if the account has a currency setting, otherwise NULL).
-            'currency_id'             => $this->resource->currency_id,
-            'currency_name'           => $this->resource->currency_name,
-            'currency_code'           => $this->resource->currency_code,
-            'currency_symbol'         => $this->resource->currency_symbol,
-            'currency_decimal_places' => $this->resource->currency_decimal_places,
-            'is_multi_currency'       => '1' === $this->resource->is_multi_currency,
-
-            // balances
-            'balance'                 => $this->resource->balance,
-            'native_balance'          => $this->resource->native_balance,
-
-            // liability things
-            'liability_direction'     => $this->resource->liability_direction,
-            'interest'                => $this->resource->interest,
-            'interest_period'         => $this->resource->interest_period,
-            'current_debt'            => $this->resource->current_debt, // TODO may be removed in the future.
-
-            // other things
-            'last_activity'           => $this->resource->last_activity,
-
-            // object group
-            'object_group_id'         => $this->resource->object_group_id,
-            'object_group_title'      => $this->resource->object_group_title,
-            'object_group_order'      => $this->resource->object_group_order,
-        ];
-    }
-
-    /**
-     * Get the resource id.
-     */
-    public function id(): string
-    {
-        return (string) $this->resource->id;
-    }
-
-    /**
-     * Get the resource's relationships.
-     *
-     * @param null|Request $request
-     */
-    public function relationships($request): iterable
-    {
-        return [
-            $this->relation('user')->withData($this->resource->user),
-        ];
-    }
-}
diff --git a/app/JsonApi/V2/Accounts/AccountResourceOld.php b/app/JsonApi/V2/Accounts/AccountResourceOld.php
deleted file mode 100644
index 5e2298b873..0000000000
--- a/app/JsonApi/V2/Accounts/AccountResourceOld.php
+++ /dev/null
@@ -1,115 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace FireflyIII\JsonApi\V2\Accounts;
-
-use FireflyIII\Models\Account;
-use Illuminate\Http\Request;
-use LaravelJsonApi\Core\Resources\JsonApiResource;
-
-/**
- * @property Account $resource
- *
- * This class collects the resources attributes, the account in this case.
- * Generally speaking, each property here is directly related to a property on the account object itself.
- * However, many properties are collected from other sources, like the user or the currency.
- * As a result, the account repository is where it's at, which is where the collection takes place and is optimised.
- */
-class AccountResourceOld extends JsonApiResource
-{
-    /**
-     * Get the resource's attributes.
-     *
-     * @param null|Request $request
-     */
-    public function attributes($request): iterable
-    {
-        // fields removed here have been migrated.
-        return [
-            'created_at' => $this->resource->created_at,
-            'updated_at' => $this->resource->updated_at,
-            'name'       => $this->resource->name,
-
-            //            'virtual_balance' => $this->resource->virtual_balance,
-            //            'native_balance'  => $this->resource->native_balance,
-            // 'user' => $this->resource->user_array,
-            //            'balances' => []
-            //
-
-            // balance (in currency, on date)
-            //            'current_balance'         => $this->resource->current_balance,
-            //            'current_balance'         => app('steam')->bcround(app('steam')->balance($account, $date), $decimalPlaces),
-            //            'current_balance_date'    => $date->toAtomString(),
-
-            //            'notes'                   => $this->repository->getNoteText($account),
-            //            'monthly_payment_date'    => $monthlyPaymentDate,
-            //            'credit_card_type'        => $creditCardType,
-            //            'account_number'          => $this->repository->getMetaValue($account, 'account_number'),
-            //            'bic'                     => $this->repository->getMetaValue($account, 'BIC'),
-            //            'opening_balance'         => $openingBalance,
-            //            'opening_balance_date'    => $openingBalanceDate,
-            //            'liability_type'          => $liabilityType,
-            //            'liability_direction'     => $liabilityDirection,
-            //            'interest'                => $interest,
-            //            'interest_period'         => $interestPeriod,
-            //            'current_debt'            => $this->repository->getMetaValue($account, 'current_debt'),
-            //            'include_net_worth'       => $includeNetWorth,
-            //            'longitude'               => $longitude,
-            //            'latitude'                => $latitude,
-            //            'zoom_level'              => $zoomLevel,
-
-            //            'order'                          => $order,
-
-            //            'native_currency_id'             => (string) $this->default->id,
-            //            'native_currency_code'           => $this->default->code,
-            //            'native_currency_symbol'         => $this->default->symbol,
-            //            'native_currency_decimal_places' => $this->default->decimal_places,
-            //
-            //            // balance:
-            //            'current_balance'                => $balance,
-            //            'native_current_balance'         => $nativeBalance,
-            //            'current_balance_date'           => $this->getDate()->endOfDay()->toAtomString(),
-            //
-            //            // balance difference
-            //            'balance_difference'             => $balanceDiff,
-            //            'native_balance_difference'      => $nativeBalanceDiff,
-            //            'balance_difference_start'       => $diffStart,
-            //            'balance_difference_end'         => $diffEnd,
-            //
-            //
-            //            // liability stuff
-            //            'liability_type'                 => $liabilityType,
-            //
-            //            // object group
-            //            'object_group_id'                => null !== $objectGroupId ? (string) $objectGroupId : null,
-            //            'object_group_order'             => $objectGroupOrder,
-            //            'object_group_title'             => $objectGroupTitle,
-            //            'notes'                   => $this->repository->getNoteText($account),
-            //            'monthly_payment_date'    => $monthlyPaymentDate,
-            //            'credit_card_type'        => $creditCardType,
-            //            'bic'                     => $this->repository->getMetaValue($account, 'BIC'),
-            //            'virtual_balance'         => number_format((float) $account->virtual_balance, $decimalPlaces, '.', ''),
-            //            'opening_balance'         => $openingBalance,
-            //            'opening_balance_date'    => $openingBalanceDate,
-            //            'include_net_worth'       => $includeNetWorth,
-            //            'longitude'               => $longitude,
-            //            'latitude'                => $latitude,
-            //            'zoom_level'              => $zoomLevel,
-        ];
-    }
-
-    /**
-     * Get the resource's relationships.
-     *
-     * @param null|Request $request
-     */
-    public function relationships($request): iterable
-    {
-        return [
-            $this->relation('user')->withData($this->resource->user),
-            $this->relation('currency')->withData($this->resource->transactionCurrency),
-            // $this->relation('account_balances')->withData($this->resource->balances),
-        ];
-    }
-}
diff --git a/app/JsonApi/V2/Accounts/AccountSchema.php b/app/JsonApi/V2/Accounts/AccountSchema.php
deleted file mode 100644
index 707b722b1a..0000000000
--- a/app/JsonApi/V2/Accounts/AccountSchema.php
+++ /dev/null
@@ -1,112 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace FireflyIII\JsonApi\V2\Accounts;
-
-use FireflyIII\Models\Account;
-use FireflyIII\Support\JsonApi\Concerns\UsergroupAware;
-use Illuminate\Support\Facades\Log;
-use LaravelJsonApi\Core\Schema\Schema;
-use LaravelJsonApi\Eloquent\Fields\Relations\HasOne;
-use LaravelJsonApi\NonEloquent\Fields\Attribute;
-use LaravelJsonApi\NonEloquent\Fields\ID;
-use LaravelJsonApi\NonEloquent\Filters\Filter;
-use LaravelJsonApi\NonEloquent\Pagination\EnumerablePagination;
-
-class AccountSchema extends Schema
-{
-    use UsergroupAware;
-
-    /**
-     * The model the schema corresponds to.
-     */
-    public static string $model = Account::class;
-
-    /**
-     * Get the resource fields.
-     */
-    public function fields(): array
-    {
-        return [
-            ID::make(),
-            Attribute::make('created_at'),
-            Attribute::make('updated_at'),
-
-            // basic info and meta data
-            Attribute::make('name')->sortable(),
-            Attribute::make('active')->sortable(),
-            Attribute::make('order')->sortable(),
-            Attribute::make('iban')->sortable(),
-            Attribute::make('account_type'),
-            Attribute::make('account_role'),
-            Attribute::make('account_number')->sortable(),
-
-            // currency
-            Attribute::make('currency_id'),
-            Attribute::make('currency_name'),
-            Attribute::make('currency_code'),
-            Attribute::make('currency_symbol'),
-            Attribute::make('currency_decimal_places'),
-            Attribute::make('is_multi_currency'),
-
-            // balance
-            Attribute::make('balance')->sortable(),
-            Attribute::make('native_balance')->sortable(),
-
-            // liability things
-            Attribute::make('liability_direction'),
-            Attribute::make('interest'),
-            Attribute::make('interest_period'),
-            // Attribute::make('current_debt')->sortable(),
-
-            // TODO credit card fields.
-
-            // dynamic data
-            Attribute::make('last_activity')->sortable(),
-            Attribute::make('balance_difference')->sortable(), // only used for sort.
-
-            // group
-            Attribute::make('object_group_id'),
-            Attribute::make('object_group_title'),
-            Attribute::make('object_group_order'),
-
-            // relations.
-            HasOne::make('user')->readOnly(),
-        ];
-    }
-
-    /**
-     * Get the resource filters.
-     */
-    public function filters(): array
-    {
-        Log::debug(__METHOD__);
-        $array  = [];
-        $config = config('api.valid_api_filters')[Account::class];
-        foreach ($config as $entry) {
-            $array[] = Filter::make($entry);
-        }
-
-        return $array;
-    }
-
-    public function pagination(): EnumerablePagination
-    {
-        Log::debug(__METHOD__);
-
-        return EnumerablePagination::make();
-    }
-
-    public function repository(): AccountRepository
-    {
-        Log::debug(__METHOD__);
-        $this->setUserGroup($this->server->getUsergroup());
-
-        return AccountRepository::make()
-            ->withServer($this->server)
-            ->withSchema($this)
-            ->withUserGroup($this->userGroup)
-        ;
-    }
-}
diff --git a/app/JsonApi/V2/Accounts/AccountSchemaOld.php b/app/JsonApi/V2/Accounts/AccountSchemaOld.php
deleted file mode 100644
index 9494cb937b..0000000000
--- a/app/JsonApi/V2/Accounts/AccountSchemaOld.php
+++ /dev/null
@@ -1,69 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace FireflyIII\JsonApi\V2\Accounts;
-
-use FireflyIII\Models\Account;
-use LaravelJsonApi\Eloquent\Contracts\Paginator;
-use LaravelJsonApi\Eloquent\Fields\DateTime;
-use LaravelJsonApi\Eloquent\Fields\ID;
-use LaravelJsonApi\Eloquent\Fields\Relations\HasOne;
-use LaravelJsonApi\Eloquent\Fields\Str;
-use LaravelJsonApi\Eloquent\Filters\WhereIdIn;
-use LaravelJsonApi\Eloquent\Pagination\PagePagination;
-use LaravelJsonApi\Eloquent\Schema;
-
-/**
- * Class AccountSchema
- *
- * This is the schema of all fields that an account exposes to the world.
- * Fields do not have to have a relation to the actual model.
- * Fields mentioned here still need to be filled in by the AccountResource.
- */
-class AccountSchemaOld extends Schema
-{
-    /**
-     * The model the schema corresponds to.
-     */
-    public static string $model = Account::class;
-
-    /**
-     * Get the resource fields.
-     */
-    public function fields(): array
-    {
-        return [
-            ID::make(),
-            DateTime::make('created_at')->sortable()->readOnly(),
-            DateTime::make('updated_at')->sortable()->readOnly(),
-            Str::make('name')->sortable(),
-            //            Str::make('account_type'),
-            //            Str::make('virtual_balance'),
-            //            Str::make('iban'),
-            //            Boolean::make('active'),
-            //            Number::make('order'),
-            HasOne::make('user')->readOnly(),
-            // HasMany::make('account_balances'),
-        ];
-    }
-
-    /**
-     * Filters mentioned here can be used to filter the results.
-     * TODO write down exactly how this works.
-     */
-    public function filters(): array
-    {
-        return [
-            WhereIdIn::make($this),
-        ];
-    }
-
-    /**
-     * Get the resource paginator.
-     */
-    public function pagination(): ?Paginator
-    {
-        return PagePagination::make();
-    }
-}
diff --git a/app/JsonApi/V2/Accounts/AccountSingleQuery.php b/app/JsonApi/V2/Accounts/AccountSingleQuery.php
deleted file mode 100644
index b6729dc444..0000000000
--- a/app/JsonApi/V2/Accounts/AccountSingleQuery.php
+++ /dev/null
@@ -1,45 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace FireflyIII\JsonApi\V2\Accounts;
-
-use Illuminate\Support\Facades\Log;
-use LaravelJsonApi\Laravel\Http\Requests\ResourceQuery;
-use LaravelJsonApi\Validation\Rule as JsonApiRule;
-
-class AccountSingleQuery extends ResourceQuery
-{
-    /**
-     * Get the validation rules that apply to the request query parameters.
-     */
-    public function rules(): array
-    {
-        Log::debug(__METHOD__);
-
-        return [
-            'fields'    => [
-                'nullable',
-                'array',
-                JsonApiRule::fieldSets(),
-            ],
-            'filter'    => [
-                'nullable',
-                'array',
-                JsonApiRule::filter()->forget('id'),
-            ],
-            'include'   => [
-                'nullable',
-                'string',
-                JsonApiRule::includePaths(),
-            ],
-            'page'      => JsonApiRule::notSupported(),
-            'sort'      => JsonApiRule::notSupported(),
-            'withCount' => [
-                'nullable',
-                'string',
-                JsonApiRule::countable(),
-            ],
-        ];
-    }
-}
diff --git a/app/JsonApi/V2/Accounts/Capabilities/AccountQuery.php b/app/JsonApi/V2/Accounts/Capabilities/AccountQuery.php
deleted file mode 100644
index efd2dae2de..0000000000
--- a/app/JsonApi/V2/Accounts/Capabilities/AccountQuery.php
+++ /dev/null
@@ -1,142 +0,0 @@
-<?php
-
-/*
- * AccountQuery.php
- * Copyright (c) 2024 james@firefly-iii.org.
- *
- * This file is part of Firefly III (https://github.com/firefly-iii).
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see https://www.gnu.org/licenses/.
- */
-
-declare(strict_types=1);
-
-namespace FireflyIII\JsonApi\V2\Accounts\Capabilities;
-
-use FireflyIII\Models\Account;
-use FireflyIII\Support\Http\Api\AccountFilter;
-use FireflyIII\Support\JsonApi\CollectsCustomParameters;
-use FireflyIII\Support\JsonApi\Concerns\UsergroupAware;
-use FireflyIII\Support\JsonApi\Enrichments\AccountEnrichment;
-use FireflyIII\Support\JsonApi\ExpandsQuery;
-use FireflyIII\Support\JsonApi\FiltersPagination;
-use FireflyIII\Support\JsonApi\SortsCollection;
-use FireflyIII\Support\JsonApi\SortsQueryResults;
-use FireflyIII\Support\JsonApi\ValidateSortParameters;
-use Illuminate\Pagination\LengthAwarePaginator;
-use Illuminate\Support\Facades\Log;
-use LaravelJsonApi\Contracts\Pagination\Page;
-use LaravelJsonApi\Contracts\Store\HasPagination;
-use LaravelJsonApi\NonEloquent\Capabilities\QueryAll;
-
-class AccountQuery extends QueryAll implements HasPagination
-{
-    use AccountFilter;
-    use CollectsCustomParameters;
-    use ExpandsQuery;
-    use FiltersPagination;
-    use SortsCollection;
-    use SortsQueryResults;
-    use UsergroupAware;
-    use ValidateSortParameters;
-
-    // use PaginatesEnumerables;
-
-    #[\Override]
-    /**
-     * This method returns all accounts, given a bunch of filters and sort fields, together with pagination.
-     *
-     * It is only used on the index, and nowhere else.
-     */
-    public function get(): iterable
-    {
-        Log::debug(__METHOD__);
-        // collect sort options
-        $sort        = $this->queryParameters->sortFields();
-
-        // collect pagination based on the page
-        $pagination  = $this->filtersPagination($this->queryParameters->page());
-
-        // check if we need all accounts, regardless of pagination
-        // This is necessary when the user wants to sort on specific params.
-        $needsAll    = $this->needsFullDataset(Account::class, $sort);
-
-        // params that were not recognised, may be my own custom stuff.
-        $otherParams = $this->getOtherParams($this->queryParameters->unrecognisedParameters());
-
-        // start the query
-        $query       = $this->userGroup->accounts();
-
-        // add sort and filter parameters to the query.
-        $query       = $this->addSortParams(Account::class, $query, $sort);
-        $query       = $this->addFilterParams(Account::class, $query, $this->queryParameters->filter());
-
-        // collect the result.
-        $collection  = $query->get(['accounts.*']);
-        // sort the data after the query, and return it right away.
-        $collection  = $this->sortCollection(Account::class, $collection, $sort);
-
-        // if the entire collection needs to be enriched and sorted, do so now:
-        $totalCount  = $collection->count();
-        Log::debug(sprintf('Total is %d', $totalCount));
-        if ($needsAll) {
-            Log::debug('Needs the entire collection');
-            // enrich the entire collection
-            $enrichment  = new AccountEnrichment();
-            $enrichment->setStart($otherParams['start'] ?? null);
-            $enrichment->setEnd($otherParams['end'] ?? null);
-            $collection  = $enrichment->enrich($collection);
-
-            // TODO sort the set based on post-query sort options:
-            $collection  = $this->postQuerySort(Account::class, $collection, $sort);
-
-            // take the current page from the enriched set.
-            $currentPage = $collection->skip(($pagination['number'] - 1) * $pagination['size'])->take($pagination['size']);
-        }
-        if (!$needsAll) {
-            Log::debug('Needs only partial collection');
-            // take from the collection the filtered page + page number:
-            $currentPage = $collection->skip(($pagination['number'] - 1) * $pagination['size'])->take($pagination['size']);
-
-            // enrich only the current page.
-            $enrichment  = new AccountEnrichment();
-            $enrichment->setStart($otherParams['start'] ?? null);
-            $enrichment->setEnd($otherParams['end'] ?? null);
-            $currentPage = $enrichment->enrich($currentPage);
-        }
-        // get current page?
-        Log::debug(sprintf('Skip %d, take %d', ($pagination['number'] - 1) * $pagination['size'], $pagination['size']));
-        // $currentPage = $collection->skip(($pagination['number'] - 1) * $pagination['size'])->take($pagination['size']);
-        Log::debug(sprintf('New collection size: %d', $currentPage->count()));
-
-        // TODO add filters after the query, if there are filters that cannot be applied to the database
-        // TODO same for sort things.
-
-        return new LengthAwarePaginator($currentPage, $totalCount, $pagination['size'], $pagination['number']);
-    }
-
-    #[\Override]
-    public function getOrPaginate(?array $page): iterable
-    {
-        exit('here weare');
-        // TODO: Implement getOrPaginate() method.
-    }
-
-    #[\Override]
-    public function paginate(array $page): Page
-    {
-        exit('here weare');
-        // TODO: Implement paginate() method.
-    }
-}
diff --git a/app/JsonApi/V2/Accounts/Capabilities/CrudAccount.php b/app/JsonApi/V2/Accounts/Capabilities/CrudAccount.php
deleted file mode 100644
index aec8e399dc..0000000000
--- a/app/JsonApi/V2/Accounts/Capabilities/CrudAccount.php
+++ /dev/null
@@ -1,61 +0,0 @@
-<?php
-
-/*
- * CrudAccount.php
- * Copyright (c) 2024 james@firefly-iii.org.
- *
- * This file is part of Firefly III (https://github.com/firefly-iii).
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see https://www.gnu.org/licenses/.
- */
-
-declare(strict_types=1);
-
-namespace FireflyIII\JsonApi\V2\Accounts\Capabilities;
-
-use FireflyIII\Models\Account;
-use FireflyIII\Support\JsonApi\CollectsCustomParameters;
-use FireflyIII\Support\JsonApi\Enrichments\AccountEnrichment;
-use Illuminate\Support\Facades\Log;
-use LaravelJsonApi\NonEloquent\Capabilities\CrudResource;
-
-class CrudAccount extends CrudResource
-{
-    use CollectsCustomParameters;
-
-    public function create(array $validatedData): Account
-    {
-        var_dump($validatedData);
-
-        exit;
-    }
-
-    /**
-     * Read the supplied site.
-     */
-    public function read(Account $account): ?Account
-    {
-        $otherParams = $this->getOtherParams($this->request->query->all());
-
-        Log::debug(__METHOD__);
-        // enrich the collected data
-        $enrichment  = new AccountEnrichment();
-
-        // set start and date, if present.
-        $enrichment->setStart($otherParams['start'] ?? null);
-        $enrichment->setEnd($otherParams['end'] ?? null);
-
-        return $enrichment->enrichSingle($account);
-    }
-}
diff --git a/app/JsonApi/V2/Accounts/Capabilities/CrudAccountRelations.php b/app/JsonApi/V2/Accounts/Capabilities/CrudAccountRelations.php
deleted file mode 100644
index 0386b9b62d..0000000000
--- a/app/JsonApi/V2/Accounts/Capabilities/CrudAccountRelations.php
+++ /dev/null
@@ -1,29 +0,0 @@
-<?php
-
-/*
- * CrudAccountRelations.php
- * Copyright (c) 2024 james@firefly-iii.org.
- *
- * This file is part of Firefly III (https://github.com/firefly-iii).
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see https://www.gnu.org/licenses/.
- */
-
-declare(strict_types=1);
-
-namespace FireflyIII\JsonApi\V2\Accounts\Capabilities;
-
-use LaravelJsonApi\NonEloquent\Capabilities\CrudRelations;
-
-class CrudAccountRelations extends CrudRelations {}
diff --git a/app/JsonApi/V2/Server.php b/app/JsonApi/V2/Server.php
deleted file mode 100644
index e175deb8ef..0000000000
--- a/app/JsonApi/V2/Server.php
+++ /dev/null
@@ -1,53 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace FireflyIII\JsonApi\V2;
-
-use FireflyIII\JsonApi\V2\Accounts\AccountSchema;
-use FireflyIII\JsonApi\V2\Users\UserSchema;
-use FireflyIII\Support\JsonApi\Concerns\UsergroupAware;
-use FireflyIII\Support\JsonApi\Concerns\UserGroupDetectable;
-use Illuminate\Support\Facades\Log;
-use LaravelJsonApi\Core\Server\Server as BaseServer;
-
-/**
- * Class Server
- *
- * This class serves as a generic class for the v2 API "server".
- */
-class Server extends BaseServer
-{
-    use UsergroupAware;
-    use UserGroupDetectable;
-
-    /**
-     * The base URI namespace for this server.
-     */
-    protected string $baseUri = '/api/v2';
-
-    /**
-     * Bootstrap the server when it is handling an HTTP request.
-     */
-    public function serving(): void
-    {
-        Log::debug(__METHOD__);
-        // at this point the user may not actually have access to this user group.
-        $res = $this->detectUserGroup();
-        $this->setUserGroup($res);
-    }
-
-    /**
-     * Get the server's list of schemas.
-     */
-    protected function allSchemas(): array
-    {
-        // Log::debug(__METHOD__);
-
-        return [
-            AccountSchema::class,
-            UserSchema::class,
-            // AccountBalanceSchema::class,
-        ];
-    }
-}
diff --git a/app/JsonApi/V2/Users/UserResource.php b/app/JsonApi/V2/Users/UserResource.php
deleted file mode 100644
index 137325e65d..0000000000
--- a/app/JsonApi/V2/Users/UserResource.php
+++ /dev/null
@@ -1,41 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace FireflyIII\JsonApi\V2\Users;
-
-use FireflyIII\Models\User;
-use Illuminate\Http\Request;
-use LaravelJsonApi\Core\Resources\JsonApiResource;
-
-/**
- * @property User $resource
- */
-class UserResource extends JsonApiResource
-{
-    /**
-     * Get the resource's attributes.
-     *
-     * @param null|Request $request
-     */
-    public function attributes($request): iterable
-    {
-        return [
-            'created_at' => $this->resource->created_at,
-            'updated_at' => $this->resource->updated_at,
-            'email'      => $this->resource->email,
-        ];
-    }
-
-    /**
-     * Get the resource's relationships.
-     *
-     * @param null|Request $request
-     */
-    public function relationships($request): iterable
-    {
-        return [
-            // @TODO
-        ];
-    }
-}
diff --git a/app/JsonApi/V2/Users/UserSchema.php b/app/JsonApi/V2/Users/UserSchema.php
deleted file mode 100644
index 8a32b34676..0000000000
--- a/app/JsonApi/V2/Users/UserSchema.php
+++ /dev/null
@@ -1,55 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace FireflyIII\JsonApi\V2\Users;
-
-use FireflyIII\User;
-use LaravelJsonApi\Eloquent\Contracts\Paginator;
-use LaravelJsonApi\Eloquent\Fields\DateTime;
-use LaravelJsonApi\Eloquent\Fields\ID;
-use LaravelJsonApi\Eloquent\Fields\Relations\HasMany;
-use LaravelJsonApi\Eloquent\Fields\Str;
-use LaravelJsonApi\Eloquent\Filters\WhereIdIn;
-use LaravelJsonApi\Eloquent\Pagination\PagePagination;
-use LaravelJsonApi\Eloquent\Schema;
-
-class UserSchema extends Schema
-{
-    /**
-     * The model the schema corresponds to.
-     */
-    public static string $model = User::class;
-
-    /**
-     * Get the resource fields.
-     */
-    public function fields(): array
-    {
-        return [
-            ID::make(),
-            DateTime::make('created_at')->sortable()->readOnly(),
-            DateTime::make('updated_at')->sortable()->readOnly(),
-            Str::make('email'),
-            HasMany::make('accounts'),
-        ];
-    }
-
-    /**
-     * Get the resource filters.
-     */
-    public function filters(): array
-    {
-        return [
-            WhereIdIn::make($this),
-        ];
-    }
-
-    /**
-     * Get the resource paginator.
-     */
-    public function pagination(): ?Paginator
-    {
-        return PagePagination::make();
-    }
-}
diff --git a/app/Support/Http/Api/ParsesQueryFilters.php b/app/Support/Http/Api/ParsesQueryFilters.php
deleted file mode 100644
index a3252eebee..0000000000
--- a/app/Support/Http/Api/ParsesQueryFilters.php
+++ /dev/null
@@ -1,75 +0,0 @@
-<?php
-
-/*
- * ParsesQueryFilters.php
- * Copyright (c) 2024 james@firefly-iii.org.
- *
- * This file is part of Firefly III (https://github.com/firefly-iii).
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see https://www.gnu.org/licenses/.
- */
-
-declare(strict_types=1);
-
-namespace FireflyIII\Support\Http\Api;
-
-use Carbon\Carbon;
-use Carbon\Exceptions\InvalidFormatException;
-use Illuminate\Support\Facades\Log;
-use LaravelJsonApi\Core\Query\QueryParameters;
-
-trait ParsesQueryFilters
-{
-    private function arrayOfStrings(QueryParameters $parameters, string $field): array
-    {
-        $array = $parameters->filter()?->value($field, []) ?? [];
-
-        return is_string($array) ? [$array] : $array;
-    }
-
-    private function dateOrToday(QueryParameters $parameters, string $field): Carbon
-    {
-        $date  = today();
-
-        $value = $parameters->filter()?->value($field, date('Y-m-d'));
-
-        if (is_array($value)) {
-            Log::error(sprintf('Multiple values for date field "%s". Using first value.', $field));
-            $value = $value[0];
-        }
-
-        try {
-            $date = Carbon::createFromFormat('Y-m-d', $value, config('app.timezone'));
-        } catch (InvalidFormatException $e) {
-            Log::debug(sprintf('Invalid date format in request. Using today: %s', $e->getMessage()));
-        }
-
-        return $date;
-    }
-
-    private function integerFromQueryParams(QueryParameters $parameters, string $field, int $default): int
-    {
-        return (int) ($parameters->page()[$field] ?? $default);
-    }
-
-    private function stringFromFilterParams(QueryParameters $parameters, string $field, string $default): string
-    {
-        return (string) $parameters->filter()?->value($field, $default) ?? $default;
-    }
-
-    private function stringFromQueryParams(QueryParameters $parameters, string $field, string $default): string
-    {
-        return (string) ($parameters->page()[$field] ?? $default);
-    }
-}
diff --git a/app/Support/JsonApi/ExpandsQuery.php b/app/Support/JsonApi/ExpandsQuery.php
index 5599efae5e..2062eb9e7d 100644
--- a/app/Support/JsonApi/ExpandsQuery.php
+++ b/app/Support/JsonApi/ExpandsQuery.php
@@ -28,8 +28,6 @@ use FireflyIII\Models\Account;
 use FireflyIII\Support\Http\Api\AccountFilter;
 use Illuminate\Contracts\Database\Eloquent\Builder;
 use Illuminate\Support\Facades\Log;
-use LaravelJsonApi\Core\Query\FilterParameters;
-use LaravelJsonApi\Core\Query\SortFields;
 
 trait ExpandsQuery
 {
diff --git a/app/Support/JsonApi/SortsCollection.php b/app/Support/JsonApi/SortsCollection.php
index 1a58c1a621..30f0d0315b 100644
--- a/app/Support/JsonApi/SortsCollection.php
+++ b/app/Support/JsonApi/SortsCollection.php
@@ -26,7 +26,6 @@ namespace FireflyIII\Support\JsonApi;
 
 use Illuminate\Support\Collection;
 use Illuminate\Support\Facades\Log;
-use LaravelJsonApi\Core\Query\SortFields;
 
 trait SortsCollection
 {
diff --git a/app/Support/JsonApi/SortsQueryResults.php b/app/Support/JsonApi/SortsQueryResults.php
index 9c5539aa3b..17d8370405 100644
--- a/app/Support/JsonApi/SortsQueryResults.php
+++ b/app/Support/JsonApi/SortsQueryResults.php
@@ -27,8 +27,6 @@ namespace FireflyIII\Support\JsonApi;
 use FireflyIII\Models\Account;
 use Illuminate\Support\Collection;
 use Illuminate\Support\Facades\Log;
-use LaravelJsonApi\Core\Query\SortField;
-use LaravelJsonApi\Core\Query\SortFields;
 
 trait SortsQueryResults
 {
diff --git a/app/Support/JsonApi/ValidateSortParameters.php b/app/Support/JsonApi/ValidateSortParameters.php
index c2fda7ecf2..79ae9c461e 100644
--- a/app/Support/JsonApi/ValidateSortParameters.php
+++ b/app/Support/JsonApi/ValidateSortParameters.php
@@ -25,7 +25,6 @@ declare(strict_types=1);
 namespace FireflyIII\Support\JsonApi;
 
 use Illuminate\Support\Facades\Log;
-use LaravelJsonApi\Core\Query\SortFields;
 
 trait ValidateSortParameters
 {
diff --git a/changelog.md b/changelog.md
index 2c01fec774..450bc5b765 100644
--- a/changelog.md
+++ b/changelog.md
@@ -7,7 +7,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 
 ### Added
 
-- Multi-currency support. If you set `ENABLE_EXCHANGE_RATES=true` and optionally `ENABLE_EXTERNAL_RATES=true` Firefly III will try to calculate all foreign currencies back to your native currency. This is a work in progress, not all fields and all places will support this yet. Please check out the [documentation](#).
+- Multi-currency support. If you set `ENABLE_EXCHANGE_RATES=true` and optionally `ENABLE_EXTERNAL_RATES=true` Firefly III will try to calculate all foreign currencies back to your native currency. This is a work in progress, not all fields and all places will support this yet. Please check out the [documentation](https://docs.firefly-iii.org/explanation/financial-concepts/exchange-rates/).
 - Notifications support Nfty, Pushover, Slack and Discord.
 - Many new security related notifications.
 - #5523