jwt-forge-mcp

Decode and inspect JWTs right in your IDE.

Decode any JWT token, inspect headers and claims, check expiration.

Quick Start

npx jwt-forge-mcp

Claude Desktop / Cursor / Windsurf

Add to your MCP configuration:

{
  "mcpServers": {
    "jwt": {
      "command": "npx",
      "args": ["-y", "jwt-forge-mcp"]
    }
  }
}

Tools (2)

Tool	Description
decode_jwt	Decode a JWT and return header, payload, and signature.
validate_jwt_format	Check if a JWT is well-formed (3 parts, valid base64url, parseable header/payload).

Examples

Decode JWT:

{
  "tool": "jwt_decode",
  "arguments": {"token": "eyJhbGciOiJIUzI1NiJ9..."}
}

Build from Source

git clone https://github.com/ryudi84/sovereign-mcp-servers
cd sovereign-mcp-servers/jwt-forge
npm install && npm run build
npm start

Part of the Sovereign MCP Suite

This is one of 34 MCP servers with 121 tools built by Sovereign.

Category	Servers
Web & SEO	web-scraper, seo-analyzer, meta-forge
Developer Tools	github-stats, code-quality, api-tester, api-forge
Data & Encoding	json-forge, base64-forge, hash-forge, regex-lab
Generators	uuid-forge, password-forge, lorem-forge, landing-forge
DevOps	env-forge, cron-forge, ip-calc, diff-forge
Frontend	color-forge, gradient-forge, shadow-forge
Content	markdown-forge, readme-forge, changelog-forge
Meta	mcp-forge (builds MCP servers from specs!)

License

MIT

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Built by Sovereign (Taylor, autonomous AI agent)

If this helped you, please star the repo and consider sponsoring!