diff --git a/apps/server/src/exception-filter.ts b/apps/server/src/exception-filter.ts
index a35b70b..6e03ea0 100644
--- a/apps/server/src/exception-filter.ts
+++ b/apps/server/src/exception-filter.ts
@@ -1,7 +1,6 @@
 import { DomainException } from './exception/domain-exception';
-import { JsonRpcExceptionFilter } from './json-rpc/json-rpc.decorator';
-import { ExceptionFilter } from './json-rpc/exceptions/exception-filter';
-import { JsonRpcDomainException } from '../../../libs/types/src/exceptions/json-rpc-domain-exception';
+import { JsonRpcDomainException } from '@vacgom/types';
+import { ExceptionFilter, JsonRpcExceptionFilter } from 'nestjs-jayson';
 
 @JsonRpcExceptionFilter(DomainException)
 export class DomainExceptionFilter implements ExceptionFilter<DomainException> {
@@ -14,7 +13,7 @@ export class DomainExceptionFilter implements ExceptionFilter<DomainException> {
         data: exception.data,
       },
     };
-    
+
     callback(error);
   }
 }
diff --git a/apps/server/src/json-rpc/error.ts b/apps/server/src/json-rpc/error.ts
deleted file mode 100644
index 2b8ac4e..0000000
--- a/apps/server/src/json-rpc/error.ts
+++ /dev/null
@@ -1,5 +0,0 @@
-export class JsonRpcError<T> extends Error {
-  constructor(public code: number, public message: string, public data?: T) {
-    super(message);
-  }
-}
diff --git a/apps/server/src/json-rpc/types.ts b/apps/server/src/json-rpc/types.ts
deleted file mode 100644
index e69de29..0000000
diff --git a/libs/nestjs-jayson/.eslintrc.json b/libs/nestjs-jayson/.eslintrc.json
new file mode 100644
index 0000000..20872da
--- /dev/null
+++ b/libs/nestjs-jayson/.eslintrc.json
@@ -0,0 +1,67 @@
+{
+  "ignorePatterns": [
+    "**/*"
+  ],
+  "plugins": [
+    "@nx"
+  ],
+  "overrides": [
+    {
+      "files": [
+        "*.ts",
+        "*.tsx",
+        "*.js",
+        "*.jsx"
+      ],
+      "rules": {
+        "@nx/enforce-module-boundaries": [
+          "error",
+          {
+            "enforceBuildableLibDependency": true,
+            "allow": [],
+            "depConstraints": [
+              {
+                "sourceTag": "*",
+                "onlyDependOnLibsWithTags": [
+                  "*"
+                ]
+              }
+            ]
+          }
+        ]
+      }
+    },
+    {
+      "files": [
+        "*.ts",
+        "*.tsx"
+      ],
+      "extends": [
+        "plugin:@nx/typescript"
+      ],
+      "rules": {}
+    },
+    {
+      "files": [
+        "*.js",
+        "*.jsx"
+      ],
+      "extends": [
+        "plugin:@nx/javascript"
+      ],
+      "rules": {}
+    },
+    {
+      "files": [
+        "*.spec.ts",
+        "*.spec.tsx",
+        "*.spec.js",
+        "*.spec.jsx"
+      ],
+      "env": {
+        "jest": true
+      },
+      "rules": {}
+    }
+  ]
+}
diff --git a/libs/nestjs-jayson/README.md b/libs/nestjs-jayson/README.md
new file mode 100644
index 0000000..79b30d2
--- /dev/null
+++ b/libs/nestjs-jayson/README.md
@@ -0,0 +1,7 @@
+# nestjs-jayson
+
+This library was generated with [Nx](https://nx.dev).
+
+## Running unit tests
+
+Run `nx test nestjs-jayson` to execute the unit tests via [Jest](https://jestjs.io).
diff --git a/libs/nestjs-jayson/jest.config.ts b/libs/nestjs-jayson/jest.config.ts
new file mode 100644
index 0000000..b562349
--- /dev/null
+++ b/libs/nestjs-jayson/jest.config.ts
@@ -0,0 +1,13 @@
+/* eslint-disable */
+const nxPreset = require('@nx/jest/preset').default;
+
+export default {
+  displayName: 'nestjs-jayson',
+  preset: nxPreset,
+  testEnvironment: 'node',
+  transform: {
+    '^.+\\.[tj]s$': ['ts-jest', { tsconfig: 'tsconfig.spec.json' }],
+  },
+  moduleFileExtensions: ['ts', 'js', 'html'],
+  coverageDirectory: './coverage/',
+};
diff --git a/libs/nestjs-jayson/project.json b/libs/nestjs-jayson/project.json
new file mode 100644
index 0000000..2f22741
--- /dev/null
+++ b/libs/nestjs-jayson/project.json
@@ -0,0 +1,16 @@
+{
+  "name": "nestjs-jayson",
+  "$schema": "../../node_modules/nx/schemas/project-schema.json",
+  "sourceRoot": "libs/nestjs-jayson/src",
+  "projectType": "library",
+  "tags": [],
+  "targets": {
+    "test": {
+      "executor": "@nx/jest:jest",
+      "outputs": ["{workspaceRoot}/coverage/{projectRoot}"],
+      "options": {
+        "jestConfig": "libs/nestjs-jayson/jest.config.ts"
+      }
+    }
+  }
+}
diff --git a/libs/nestjs-jayson/src/index.ts b/libs/nestjs-jayson/src/index.ts
new file mode 100644
index 0000000..f41a696
--- /dev/null
+++ b/libs/nestjs-jayson/src/index.ts
@@ -0,0 +1 @@
+export * from './lib';
diff --git a/libs/nestjs-jayson/src/lib/error.ts b/libs/nestjs-jayson/src/lib/error.ts
new file mode 100644
index 0000000..07b25a2
--- /dev/null
+++ b/libs/nestjs-jayson/src/lib/error.ts
@@ -0,0 +1,9 @@
+export class JsonRpcError<T> extends Error {
+  constructor(
+    public code: number,
+    public override message: string,
+    public data?: T
+  ) {
+    super(message);
+  }
+}
diff --git a/apps/server/src/json-rpc/exceptions/exception-filter.ts b/libs/nestjs-jayson/src/lib/exceptions/exception-filter.ts
similarity index 100%
rename from apps/server/src/json-rpc/exceptions/exception-filter.ts
rename to libs/nestjs-jayson/src/lib/exceptions/exception-filter.ts
diff --git a/apps/server/src/json-rpc/exceptions/exception-handler.ts b/libs/nestjs-jayson/src/lib/exceptions/exception-handler.ts
similarity index 100%
rename from apps/server/src/json-rpc/exceptions/exception-handler.ts
rename to libs/nestjs-jayson/src/lib/exceptions/exception-handler.ts
diff --git a/libs/nestjs-jayson/src/lib/exceptions/index.ts b/libs/nestjs-jayson/src/lib/exceptions/index.ts
new file mode 100644
index 0000000..bbac417
--- /dev/null
+++ b/libs/nestjs-jayson/src/lib/exceptions/index.ts
@@ -0,0 +1,2 @@
+export * from './exception-filter';
+export * from './exception-handler';
diff --git a/libs/nestjs-jayson/src/lib/index.ts b/libs/nestjs-jayson/src/lib/index.ts
new file mode 100644
index 0000000..d551270
--- /dev/null
+++ b/libs/nestjs-jayson/src/lib/index.ts
@@ -0,0 +1,8 @@
+export * from './error';
+export * from './json-rpc.decorator';
+export * from './json-rpc.module';
+export * from './json-rpc.service';
+export * from './json-rpc-middleware.interface';
+export * from './middleware';
+export * from './middleware-manager';
+export * from './exceptions';
diff --git a/apps/server/src/json-rpc/json-rpc-middleware.interface.ts b/libs/nestjs-jayson/src/lib/json-rpc-middleware.interface.ts
similarity index 100%
rename from apps/server/src/json-rpc/json-rpc-middleware.interface.ts
rename to libs/nestjs-jayson/src/lib/json-rpc-middleware.interface.ts
diff --git a/apps/server/src/json-rpc/json-rpc.decorator.ts b/libs/nestjs-jayson/src/lib/json-rpc.decorator.ts
similarity index 100%
rename from apps/server/src/json-rpc/json-rpc.decorator.ts
rename to libs/nestjs-jayson/src/lib/json-rpc.decorator.ts
diff --git a/apps/server/src/json-rpc/json-rpc.module.ts b/libs/nestjs-jayson/src/lib/json-rpc.module.ts
similarity index 94%
rename from apps/server/src/json-rpc/json-rpc.module.ts
rename to libs/nestjs-jayson/src/lib/json-rpc.module.ts
index 4518707..7c53ed2 100644
--- a/apps/server/src/json-rpc/json-rpc.module.ts
+++ b/libs/nestjs-jayson/src/lib/json-rpc.module.ts
@@ -9,7 +9,7 @@ import {
 import { DiscoveryModule } from '@nestjs/core';
 import { JsonRpcService } from './json-rpc.service';
 
-import { JsonRpcExceptionHandler } from './exceptions/exception-handler';
+import { JsonRpcExceptionHandler } from './exceptions';
 import { MiddlewareManager } from './middleware-manager';
 import { JsonRpcMiddlewareInterface } from './json-rpc-middleware.interface';
 import { JsonRpcServerMiddleware } from './middleware';
diff --git a/apps/server/src/json-rpc/json-rpc.service.ts b/libs/nestjs-jayson/src/lib/json-rpc.service.ts
similarity index 95%
rename from apps/server/src/json-rpc/json-rpc.service.ts
rename to libs/nestjs-jayson/src/lib/json-rpc.service.ts
index e4ddf9d..2447e6d 100644
--- a/apps/server/src/json-rpc/json-rpc.service.ts
+++ b/libs/nestjs-jayson/src/lib/json-rpc.service.ts
@@ -17,10 +17,8 @@ import {
   RequestContext,
 } from './json-rpc.decorator';
 import { InstanceWrapper } from '@nestjs/core/injector/instance-wrapper';
-import { ExceptionFilter } from './exceptions/exception-filter';
-import { JsonRpcExceptionHandler } from './exceptions/exception-handler';
+import { ExceptionFilter, JsonRpcExceptionHandler } from './exceptions';
 import { JsonRpcMiddlewareInterface } from './json-rpc-middleware.interface';
-import { AuthMiddleware } from '../password-reset/auth.middleware';
 import { MiddlewareManager } from './middleware-manager';
 
 @Injectable()
@@ -69,7 +67,7 @@ export class JsonRpcService implements OnModuleInit {
                 instance,
                 methodName,
                 `${controllerName}.${methodName}`,
-                [new AuthMiddleware()]
+                []
               );
               this.logger.log(
                 `Registered method ${controllerName}.${methodName}`,
@@ -109,7 +107,7 @@ export class JsonRpcService implements OnModuleInit {
   }
 
   private buildParam(params: JsonRpcParam[], requestContext: RequestContext) {
-    const args = [];
+    const args: any[] = [];
 
     params.forEach((param) => {
       if (param.type === 'REQ') {
@@ -161,6 +159,8 @@ export class JsonRpcService implements OnModuleInit {
         const next = () => {
           if (ms.length > 0) {
             const middleware = ms.pop();
+            if (!middleware) return resolve(true);
+
             const instance = this.getMiddlewareInstance(middleware);
 
             const promise = instance.use(context.req, callback, next);
diff --git a/apps/server/src/json-rpc/middleware-manager.ts b/libs/nestjs-jayson/src/lib/middleware-manager.ts
similarity index 100%
rename from apps/server/src/json-rpc/middleware-manager.ts
rename to libs/nestjs-jayson/src/lib/middleware-manager.ts
diff --git a/apps/server/src/json-rpc/middleware.ts b/libs/nestjs-jayson/src/lib/middleware.ts
similarity index 78%
rename from apps/server/src/json-rpc/middleware.ts
rename to libs/nestjs-jayson/src/lib/middleware.ts
index 5a8f50f..5f0b275 100644
--- a/apps/server/src/json-rpc/middleware.ts
+++ b/libs/nestjs-jayson/src/lib/middleware.ts
@@ -13,9 +13,9 @@ export class JsonRpcServerMiddleware implements NestMiddleware {
 
     const server = this.jsonService.getServer();
 
-    server.call(req.body, context, function (err, result) {
-      if (err) return res.send(err);
-      res.send(result || {});
+    server.call(req.body, context, function (err, result): void {
+      if (err) res.send(err);
+      else res.send(result || {});
     });
   }
 }
diff --git a/libs/nestjs-jayson/tsconfig.json b/libs/nestjs-jayson/tsconfig.json
new file mode 100644
index 0000000..20c6bc1
--- /dev/null
+++ b/libs/nestjs-jayson/tsconfig.json
@@ -0,0 +1,43 @@
+{
+  "files": [],
+  "include": [],
+  "references": [
+    {
+      "path": "./tsconfig.lib.json"
+    },
+    {
+      "path": "./tsconfig.spec.json"
+    }
+  ],
+  "compileOnSave": false,
+  "compilerOptions": {
+    "module": "commonjs",
+    "forceConsistentCasingInFileNames": true,
+    "strict": true,
+    "noImplicitOverride": true,
+    "noPropertyAccessFromIndexSignature": true,
+    "noImplicitReturns": true,
+    "noFallthroughCasesInSwitch": true,
+    "rootDir": ".",
+    "sourceMap": true,
+    "declaration": false,
+    "moduleResolution": "node",
+    "emitDecoratorMetadata": true,
+    "experimentalDecorators": true,
+    "importHelpers": true,
+    "target": "es2015",
+    "module": "esnext",
+    "lib": [
+      "es2020",
+      "dom"
+    ],
+    "skipLibCheck": true,
+    "skipDefaultLibCheck": true,
+    "baseUrl": "."
+  },
+  "exclude": [
+    "node_modules",
+    "tmp"
+  ]
+}
+
diff --git a/libs/nestjs-jayson/tsconfig.lib.json b/libs/nestjs-jayson/tsconfig.lib.json
new file mode 100644
index 0000000..c297a24
--- /dev/null
+++ b/libs/nestjs-jayson/tsconfig.lib.json
@@ -0,0 +1,16 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "outDir": "../../dist/out-tsc",
+    "declaration": true,
+    "types": ["node"],
+    "target": "es2021",
+    "strictNullChecks": true,
+    "noImplicitAny": true,
+    "strictBindCallApply": true,
+    "forceConsistentCasingInFileNames": true,
+    "noFallthroughCasesInSwitch": true
+  },
+  "include": ["src/**/*.ts"],
+  "exclude": ["jest.config.ts", "src/**/*.spec.ts", "src/**/*.test.ts"]
+}
diff --git a/libs/nestjs-jayson/tsconfig.spec.json b/libs/nestjs-jayson/tsconfig.spec.json
new file mode 100644
index 0000000..9b2a121
--- /dev/null
+++ b/libs/nestjs-jayson/tsconfig.spec.json
@@ -0,0 +1,14 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "outDir": "../../dist/out-tsc",
+    "module": "commonjs",
+    "types": ["jest", "node"]
+  },
+  "include": [
+    "jest.config.ts",
+    "src/**/*.test.ts",
+    "src/**/*.spec.ts",
+    "src/**/*.d.ts"
+  ]
+}
diff --git a/tsconfig.base.json b/tsconfig.base.json
index 7f004f8..51e2853 100644
--- a/tsconfig.base.json
+++ b/tsconfig.base.json
@@ -16,7 +16,8 @@
     "baseUrl": ".",
     "paths": {
       "@vacgom/types": ["libs/types/src/index.ts"],
-      "@vacgom/vacapi-sdk": ["libs/vacapi-sdk/src/index.ts"]
+      "@vacgom/vacapi-sdk": ["libs/vacapi-sdk/src/index.ts"],
+      "nestjs-jayson": ["libs/nestjs-jayson/src/index.ts"]
     }
   },
   "exclude": ["node_modules", "tmp"]