Fork of @cyanheads toolkit MCP server. Added encoding functions, removed system network functions. Tools: Base64 encoding/decoding URL encoding/decoding HTML encoding/decoding IP geolocation with intelligent caching Rate limiting (45 requests/minute) Cryptographic hash generation (MD5, SHA-1, SHA-256, SHA-512) Constant-time hash comparison UUID generation QR code generation Terminal output SVG format Base64 encoded images