"Understanding Cursor Rules in Programming or User Interfaces" matching MCP connectors:

Pay-per-call DNS/TLS truth and npm/PyPI breakage checks via x402. No account or API key.

Docs for hot-module-reload and reactive programming for Python (`hmr` on PyPI)

Hextrap's MCP Connector protects your LLM coding sessions from installing malicious dependencies, typosquats, unpopular packages, and enforces your strict allow and deny lists. No setup means your LLM uses MCP to configure itself to use Hextrap's proxy's automatically, enforcing your firewall rules immediately. Manage your allow and deny lists right from your favorite LLM.

Run Python code in a secure sandbox without local setup. Declare inline dependencies and execute s…

40+ developer tools from Context7, Code Runner, Python Execute, NPM Sentinel, PlantUML, and Microsoft Learn. Docs lookup, code execution, security scanning. Starts at $0.01/call. Get your API key at app.xpay.sh or xpay.tools

Reasoning, code, anti-deception, memory harness MCP tools. Stdio or HTTPS api.ejentum.com/mcp

Execute code in 8 languages (Python, JS, TS, Go, Java, C++, C, Bash) in gVisor sandboxes.

Execute code in 8 programming languages via gVisor-sandboxed Docker containers. Supports Python, JS, TS, Go, Java, C++, C, and Bash.

Hot Module Reload (HMR) for Python with reactive programming and MCP tools