Looking for an alternative to Mcp? 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.
AI memory layer — one shared, persistent memory across every AI tool you connect.
Direct comparison of key metrics, runtimes, authentication methods, and community popularity.
| Server Name | Runtime | Auth | Pricing | GitHub Stars | Downloads | Action |
|---|---|---|---|---|---|---|
| Remote (SSE) | Free/None | Free | — | — | Current | |
| npx | API key | Freemium | 2 | 25 | Compare → | |
C Collective Memory | npx | Free/None | Free | — | — | Compare → |
H Heirmos | Remote (SSE) | Free/None | Free | — | — | Compare → |
M MemoryRouter | Remote (SSE) | Free/None | Free | — | — | Compare → |
W WorkingMemory | Remote (SSE) | Free/None | Free | — | — | Compare → |
T Taproot | Remote (SSE) | Free/None | Free | — | — | Compare → |
T Throughline | Remote (SSE) | Free/None | Free | — | — | Compare → |
C Cortex | Remote (SSE) | Free/None | Free | — | — | Compare → |
B Bourdon | Remote (SSE) | Free/None | Free | — | — | Compare → |
M Mcp Memento | npx | Free/None | Free | — | — | Compare → |
J Justonce Memory | npx | Free/None | Free | — | — | Compare → |
M Memory | npx | Free/None | Free | — | — | Compare → |