---
title: "Documentation servers · Context Atlas"
description: "Documentation servers (Docs index) for coding agents: 3 sources, including an MCP server, and the files that show a project uses it."
canonical: "https://contextatlas.dev/topics/doc-servers"
updatedAt: "2026-10-23"
---

# Documentation servers · Context Atlas

> The sources Documentation servers publishes for coding agents. Fetch the llms.txt or Rules source first; fetch Full text sources only to search them, they are often several megabytes. Full catalog and instructions: https://contextatlas.dev/llms.txt

Last updated: 2026-10-23

### Documentation servers
Role: Docs index
- [Context7](https://context7.com): MCP server
- [upstash/context7](https://github.com/upstash/context7): MCP server
- [GitMCP](https://gitmcp.io): MCP server

Related topics:

- [llms.txt](https://contextatlas.dev/topics/llms-txt): Docs index
- [Agent Skills](https://contextatlas.dev/topics/agent-skills): Instructions
- [Model Context Protocol](https://contextatlas.dev/topics/mcp): Tools
- [Agent2Agent (A2A)](https://contextatlas.dev/topics/a2a): Agent protocol
- [AGENTS.md](https://contextatlas.dev/topics/agents-md): Instructions