Looking for an alternative to Tacitus MCP Server? Whether you need a different runtime environment, custom authentication support, or alternative API integrations in the Knowledge & Memory ecosystem, we have cataloged and compared the top alternative MCP servers below.
Long-term memory for AI agents: local-first PKM with provenance and hybrid search.
Direct comparison of key metrics, runtimes, authentication methods, and community popularity.
| Server Name | Runtime | Auth | Pricing | GitHub Stars | Downloads | Action |
|---|---|---|---|---|---|---|
| npx | Free/None | Free | — | — | Current | |
| npx | API key | Freemium | 2 | 25 | Compare → | |
| npx | No auth required | Free | 49 | 12 | Compare → | |
C CP Memory | uvx | Free/None | Free | 1 | — | Compare → |
| uvx | Free/None | Free | 10 | — | Compare → | |
| Remote (SSE) | Free/None | Free | 728 | — | Compare → | |
| uvx | Free/None | Free | 489 | — | Compare → | |
| npx | Free/None | Free | 1 | — | Compare → | |
| npx | Free/None | Free | 1,318 | — | Compare → | |
| npx | Free/None | Free | 22 | — | Compare → | |
R Reverie | npx | Free/None | Free | 69 | — | Compare → |
| npx | Free/None | Free | 21,412 | — | Compare → | |
M MCP Light Memory | uvx | Free/None | Free | — | — | Compare → |