open-brain-server
open-brain-server is an MCP server, listed under databases. It reaches supabase. It needs MCP_ACCESS_KEY to authenticate. Its repository has 8 GitHub stars and is licensed under MIT; we last read it on 2026-10-23.
Self-hostable MCP memory server for AI assistants — 16 tools, hybrid search, knowledge graph, auto-dedup, staleness pruning, automated ingestion pipelines. Built on Supabase + pgvector.
Install
MCP servers are packaged differently from each other -- some run via npx, some as a Docker image, some as a plain script you clone and run. open-brain-server’s own README did not state one plainly enough for this page to quote it rather than guess, so it will not guess. The repository below states it.
What it reaches, and what it needs
What it connects to
Unverified means a mention in the server’s own description, not a citation. A wrong claim here costs nothing to correct and nothing to trust yet.
Maintenance
Self-hostable MCP memory server for AI assistants — 16 tools, hybrid search, knowledge graph, auto-dedup, staleness pruning, automated ingestion pipelines. Built on Supabase + pgvector.
open-brain-server compared with similar servers
| Server | Reaches | Needs | Stars | Last update | Licence |
|---|---|---|---|---|---|
| open-brain-server (this page) | supabase | MCP_ACCESS_KEY | 8 | 2026-04-17 | MIT |
| supabase-mcp-server | query, supabase(1 shared) | QUERY_API_KEY, SUPABASE_ACCESS_TOKEN, SUPABASE_DB_PASSWORD, SUPABASE_SERVICE_ROLE_KEY | 833 | 2026-08-21 | Apache-2.0 |
| Supabase-MCP | supabase(1 shared) | SUPABASE_KEY | 14 | 2024-12-13 | — |
| leadace | supabase(1 shared) | None listed | 3 | 2026-10-21 | NOASSERTION |
| selfhosted-supabase-mcp-basic-auth | supabase(1 shared) | None listed | 1 | 2025-06-24 | — |
| layrpay-remote-mcp-authless | supabase(1 shared) | None listed | 0 | 2025-06-28 | — |
Ranked by services in common with open-brain-server, then by stars. Figures are from each repository when we last read it.
Common questions about open-brain-server
- What does open-brain-server do?
- Self-hostable MCP memory server for AI assistants — 16 tools, hybrid search, knowledge graph, auto-dedup, staleness pruning, automated ingestion pipelines. Built on Supabase + pgvector.
- How do I install open-brain-server?
- Its README did not state an install command plainly enough for us to quote one, so we do not guess. The repository has the instructions: https://github.com/Bobby-cell-commits/open-brain-server
- What does open-brain-server connect to, and what does it need?
- It reaches supabase. The credentials we found in its source are MCP_ACCESS_KEY.
- Is open-brain-server official and is it maintained?
- We found nothing naming it as a vendor’s official server. Its repository has 8 GitHub stars and its state in our directory is listed. Its last commit we recorded was on 2026-04-17.
- What licence does open-brain-server use?
- The repository declares the MIT licence.
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