head to head · open source
codebase-memory-mcp vs athas
codebase-memory-mcp has 46,674 GitHub stars, 3,845 forks, 633 open issues and last shipped yesterday. athas has 3,111 stars, 258 forks, 1 open issues and last shipped 2 days ago. codebase-memory-mcp leads on adoption by 1,400% (46,674 vs 3,111 stars). codebase-memory-mcp is written in C under MIT; athas is written in TypeScript under AGPL-3.0. codebase-memory-mcp has attracted 8% as many forks as stars, athas 8%. codebase-memory-mcp was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| codebase-memory-mcp | athas | |
|---|---|---|
| GitHub stars | ★ 47K | ★ 3.1K |
| License | MIT | AGPL-3.0 |
| Written in | C | TypeScript |
| Last push | 2026-10-16 | 2026-10-15 |
| Forks | ⑂ 3.8K | ⑂ 258 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick codebase-memory-mcp if
- You weight community size — 47K stars and counting
- You want the MIT license terms
- Your stack matches C
- You value the larger contributor base for long-term maintenance
pick athas if
- You want the athas feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches TypeScript
- You evaluated both and athas fits your workflow better
About codebase-memory-mcp
codebase memory mcp is a high performance code intelligence MCP server, written in C, that indexes a codebase into a persistent knowledge graph so AI coding agents can answer structural questions in under a millisecond, and it is built for developers and teams who run agents such as Cursor, Claude Code, Codex, Gemini CLI, aider, or Kilo Code against large repositories.
read the full codebase-memory-mcp overview →
About athas
Athas is a lightweight, cross platform code editor built with Tauri, Rust and React that bundles Git integration, AI agents and Vim keybindings for developers working on macOS, Windows and Linux.
read the full athas overview →
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Frequently asked questions
Is codebase-memory-mcp or athas more popular?
codebase-memory-mcp has 46,674 GitHub stars and athas has 3,111. codebase-memory-mcp has the larger community by that measure.
Are codebase-memory-mcp and athas free?
Both are open source. codebase-memory-mcp is licensed under MIT and athas under AGPL-3.0. Neither carries a licence fee.
What is the difference between codebase-memory-mcp and athas?
codebase-memory-mcp is written in C and athas in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, codebase-memory-mcp or athas?
Choose codebase-memory-mcp if you want the larger community (46,674 stars) or its MIT licence terms. Choose athas if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.