toolkit-mcp-server and mcp-server-devutils
About toolkit-mcp-server
cyanheads/toolkit-mcp-server
A Model Context Protocol server providing LLM Agents with system utilities and tools, including IP geolocation, network diagnostics, system monitoring, cryptographic operations, and QR code generation.
Implements intelligent caching for geolocation queries with rate limiting (45 req/min) and supports multiple QR code output formats (terminal, SVG, Base64). Built in TypeScript with MCP 1.4.0, it integrates directly with Claude Desktop and other MCP-compatible clients through stdio transport, exposing tools via a standardized interface for hash generation, system monitoring, and network diagnostics.
About mcp-server-devutils
ofershap/mcp-server-devutils
Zero-auth MCP server with everyday developer utilities: base64, UUID, hash, JWT decode, cron, timestamps, JSON, regex
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