mcp-knowledge-graph alternatives

KG-based local fork of @modelcontextprotocol/server-memory . Avoids ephemeral npx installs; supports named databases for topic scoping; user-controlled memory path. Drop-in for teams that want the official KG model without npx churn. Full mcp-knowledge-graph record →

  1. 1 Hindsight MCP Claude Code memory mechanisms

    also in Claude Code memory mechanisms · same storage (graph) · same retrieval (graph-traversal) · same conflict handling (llm-arbitrate) · same memory unit (fact) · also open source · also self-hostable

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 45k released 2026-10-21 MIT Compare with mcp-knowledge-graph →

  2. 2 Mem0 Dedicated memory layers

    same storage (graph) · same retrieval (graph-traversal) · same conflict handling (llm-arbitrate) · same memory unit (fact) · also open source · also self-hostable · also has MCP

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 67k released 2026-09-25 Apache-2.0 Compare with mcp-knowledge-graph →

  3. 3 Mem0 Security / OpenMemory Memory governance, privacy & safety

    same storage (graph) · same retrieval (graph-traversal) · same conflict handling (llm-arbitrate) · same memory unit (fact) · also open source · also self-hostable · also has MCP

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 67k released 2026-09-25 Apache-2.0 Compare with mcp-knowledge-graph →

  4. 4 Graphiti MCP Server (Zep) Claude Code memory mechanisms

    also in Claude Code memory mechanisms · same storage (graph) · same retrieval (graph-traversal) · same memory unit (fact) · also open source · also self-hostable · also has MCP

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 32k released 2026-10-20 Apache-2.0 Compare with mcp-knowledge-graph →

  5. 5 Supermemory Dedicated memory layers

    same storage (graph) · same retrieval (graph-traversal) · same conflict handling (llm-arbitrate) · same memory unit (fact) · also open source · also self-hostable · also has MCP

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 31k released 2026-10-12 MIT Compare with mcp-knowledge-graph →

  6. 6 Cognee Dedicated memory layers

    same storage (graph) · same retrieval (graph-traversal) · same conflict handling (llm-arbitrate) · same memory unit (fact) · also open source · also self-hostable · also has MCP

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 31k released 2026-10-16 Apache-2.0 Compare with mcp-knowledge-graph →

  7. 7 Strands Agents Memory (AWS) Framework-embedded memory

    same storage (graph) · same retrieval (graph-traversal) · same conflict handling (llm-arbitrate) · same memory unit (fact) · also open source · also self-hostable · also has MCP

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 8.9k Apache-2.0 Compare with mcp-knowledge-graph →

  8. 8 Mistral Le Chat — Memories (now Vibe) Platform-provider memory ⚠ renamed — now Vibe

    same storage (graph) · same retrieval (graph-traversal) · same conflict handling (llm-arbitrate) · same memory unit (fact) · also self-hostable · also has MCP

    OSS ? Self-host ✓ Managed ✓ MCP ✓ Compare with mcp-knowledge-graph →

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.