Docs MCP servers

Upstash Context7 — pull up-to-date library docs into agent context.

Free remote MCP server that turns any GitHub project's docs and code into context to cut hallucinations.

Ref MCP server that feeds current library docs into coding agents.

Lets agents explore and understand large OpenAPI specs in plain language.

Accurate NixOS, Home Manager, and nix-darwin package and option lookups for agents.

AWS Labs MCP server for searching and reading AWS documentation.

Managed remote MCP server for current AWS documentation, code samples, and regional API availability.