# Clone the repository
git clone https://github.com/vyshnavi-nandyala/mcp-toolkit-server.git
cd mcp-toolkit-server

# Install dependencies
npm install

# Build the TypeScript project
npm run build

{
  "mcpServers": {
    "toolkit": {
      "command": "node",
      "args": ["/absolute/path/to/mcp-toolkit-server/dist/index.js"]
    }
  }
}

npx @modelcontextprotocol/inspector node dist/index.js

{
  "sql": "SELECT name, category, price FROM products ORDER BY price DESC LIMIT 5"
}

{
  "url": "https://api.open-meteo.com/v1/forecast?latitude=37.7749&longitude=-122.4194&current_weather=true",
  "method": "GET"
}

{ "dirPath": "/path/to/project", "extension": ".ts", "recursive": true }
{ "filePath": "/path/to/project/src/index.ts" }

{
  "json": "{\"users\":[{\"email\":\"alice@example.com\"}]}",
  "operation": "query",
  "path": "users[0].email"
}

{ "text": "My Project Name", "operation": "camelcase" }
// → "myProjectName"

{ "text": "My Project Name", "operation": "slug" }
// → "my-project-name"

mcp-toolkit-server/
├── src/
│   ├── index.ts                  # Entry point — creates and starts the MCP server
│   ├── tools/
│   │   ├── db-query.ts           # SQLite query tool (explore + file modes)
│   │   ├── api-call.ts           # HTTP request tool (fetch-based)
│   │   ├── file-operations.ts    # file_read, file_write, file_list
│   │   ├── calculator.ts         # Safe math expression evaluator
│   │   ├── datetime.ts           # Date/time with timezone support
│   │   ├── json-parser.ts        # Parse, query, validate, summarize JSON
│   │   ├── text-transform.ts     # 17+ text manipulation operations
│   │   └── environment.ts        # System environment info
│   └── utils/
│       └── helpers.ts            # Shared response-building utilities
├── tests/
│   └── tools.test.ts             # Unit tests (vitest)
├── package.json
├── tsconfig.json
└── README.md

// src/tools/my-custom-tool.ts
import { McpServer } from "@modelcontextprotocol/sdk/server/mcp.js";
import { z } from "zod";

export function registerMyCustomTool(server: McpServer): void {
  server.tool(
    "my_custom_tool",
    "Description of what this tool does.",
    {
      param1: z.string().describe("First parameter."),
      param2: z.number().optional().describe("Optional second parameter."),
    },
    async ({ param1, param2 }) => {
      // Your logic here
      return {
        content: [
          { type: "text", text: JSON.stringify({ result: "..." }, null, 2) },
        ],
      };
    }
  );
}

import { registerMyCustomTool } from "./tools/my-custom-tool.js";
// ...
registerMyCustomTool(this.server);

# Run in development mode (no build step needed)
npm run dev

# Build for production
npm run build

# Run tests
npm test

# Watch tests
npm run test:watch

# Lint
npm run lint