Head to head
Memory Arbiter vs Citadel
Same numbers we show everywhere else, lined up. Ratings come from users, the grade comes from our scanner, adoption comes from public registries.
Memory Arbiter
Aio.github.billy12151/memory-arbiter-mcpNo reviews yet
Local SQLite MCP memory: evidence-based recall, advisory conflict notices, authorized governance.
Full listingNo reviews yet
Encrypted-first embedded database with vector search and agent memory, exposed as MCP tools
Full listingThe short version
Neither has been reviewed yet, so the comparison rests on the scan and the public usage numbers. The safety scan favours Memory Arbiter (92/100 against 82).
| Memory Arbiter | Citadel | |
|---|---|---|
| User rating | No reviews yet | No reviews yet |
| Safety grade | A92/100 | B82/100 |
| Adoption | Growing | Growing |
| GitHub stars | 9 | 3 |
| Downloads / week | 1.6k | 594 |
| Runs where | Your machine (local) | Your machine (local) |
| Gateway-ready | No | No |
| Tools | 4 | — |
| Write actions | — | — |
| Price per call | Free | Free |
| Licence | Apache-2.0 | Apache-2.0 |
| Last release | 2026-09-19 | 2026-09-13 |
| Category | Databases | Databases |