claude-brain alternatives

Claude Code plugin packaging of Memvid (see Dedicated memory layers). Wraps the Memvid .mv2 single-file store as a slash-command-installable plugin so per-project memory becomes a git-committable file inside the repo. Full claude-brain record →

  1. 1 Logseq Personal AI / PKM / lifelogging memory

    same storage (file) · same retrieval (similarity) · same conflict handling (append) · also open source · also self-hostable

    OSS ✓ Self-host ✓ Managed ✓ MCP ? ★ 45k released 2026-10-07 AGPL-3.0 Compare with claude-brain →

  2. 2 Otter.ai Voice-first / wearable AI memory

    same storage (file) · same retrieval (similarity) · same conflict handling (append) · also has MCP

    OSS ? Self-host — Managed ✓ MCP ✓ Compare with claude-brain →

  3. 3 Read.ai Voice-first / wearable AI memory

    same storage (file) · same retrieval (similarity) · same conflict handling (append) · also has MCP

    OSS ? Self-host — Managed ✓ MCP ✓ Compare with claude-brain →

  4. 4 Omi Voice-first / wearable AI memory

    same retrieval (similarity) · same conflict handling (append) · also open source · also self-hostable · also has MCP

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 13k released 2026-10-22 MIT Compare with claude-brain →

  5. 5 OpenMemory MCP Claude Code memory mechanisms

    also in Claude Code memory mechanisms · same retrieval (similarity) · also open source · also self-hostable · also has MCP

    OSS ✓ Self-host ✓ Managed ? MCP ✓ ★ 67k Apache-2.0 (mem0 monorepo) Compare with claude-brain →

  6. 6 Semantic Kernel Memory Framework-embedded memory

    same retrieval (similarity) · same memory unit (chunk) · also open source · also self-hostable · also has MCP

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 28k released 2026-10-06 MIT Compare with claude-brain →

  7. 7 π0.5 (Physical Intelligence) Vertical / domain-specific AI memory

    same retrieval (similarity) · same conflict handling (append) · also open source · also self-hostable

    OSS ✓ Self-host ✓ Managed ✓ MCP ? ★ 13k Apache-2.0 (openpi repo; repo also ships a… Compare with claude-brain →

  8. 8 Limitless Voice-first / wearable AI memory ⚠ acquired — acquired by Meta

    same storage (file) · same retrieval (similarity) · same conflict handling (append) · also has MCP

    OSS ? Self-host — Managed ✓ MCP ✓ Compare with claude-brain →

Ranked by shared memory design (storage, retrieval, conflict handling, memory unit), same section and shared must-haves (open source, self-hosting, MCP), with adoption as a tie-breaker. ✓ confirmed · — no · ? not in the catalog yet. Want picks for your own requirements? Use the chooser. Checking a whole project? Check your stack.