head to head · open source
codebase-memory-mcp vs KeystoneJS
codebase-memory-mcp has 43,844 GitHub stars, 3,573 forks, 597 open issues and last shipped today. KeystoneJS has 9,976 stars, 1,265 forks, 138 open issues and last shipped 6 days ago. codebase-memory-mcp leads on adoption by 339% (43,844 vs 9,976 stars). codebase-memory-mcp is written in C under MIT; KeystoneJS is written in TypeScript under MIT. codebase-memory-mcp has attracted 8% as many forks as stars, KeystoneJS 13%. 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 | KeystoneJS | |
|---|---|---|
| GitHub stars | ★ 44K | ★ 10.0K |
| License | MIT | MIT |
| Written in | C | TypeScript |
| Last push | 2026-09-20 | 2026-09-14 |
| Forks | ⑂ 3.6K | ⑂ 1.3K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick codebase-memory-mcp if
- You weight community size — 44K stars and counting
- You want the MIT license terms
- Your stack matches C
- You value the larger contributor base for long-term maintenance
pick KeystoneJS if
- You want the KeystoneJS feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and KeystoneJS 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 KeystoneJS
KeystoneJS is an open source Node.js CMS and application framework written in TypeScript and licensed under the MIT License. It lives in the Node.js, GraphQL, and React ecosystem, and its GitHub description calls it a headless CMS for Node.js. The project addresses the need to build a custom back end without writing all of the common content management plumbing by hand.
read the full KeystoneJS overview →
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Frequently asked questions
Is codebase-memory-mcp or KeystoneJS more popular?
codebase-memory-mcp has 43,844 GitHub stars and KeystoneJS has 9,976. codebase-memory-mcp has the larger community by that measure.
Are codebase-memory-mcp and KeystoneJS free?
Both are open source. codebase-memory-mcp is licensed under MIT and KeystoneJS under MIT. Neither carries a licence fee.
What is the difference between codebase-memory-mcp and KeystoneJS?
codebase-memory-mcp is written in C and KeystoneJS 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 KeystoneJS?
Choose codebase-memory-mcp if you want the larger community (43,844 stars) or its MIT licence terms. Choose KeystoneJS if its feature set, stack or MIT licence fits better. Both are self-hostable.