Enables encoding text to HTML entities and decoding HTML entities back to plain text, supporting basic and extended modes, offline and without API keys.
Provides offline developer utilities for generating UUIDs, converting timestamps and units, formatting or validating JSON, and creating QR codes via MCP tools.
Free, fully-offline MCP utility tools for agents: base64, UUID, JSON validation, SHA hashing, timestamps, URL codec, case conversion, and secure passwords. No API keys, no tracking, works offline - stdlib-only Python stdio server.