OpenMemory (now LongMemory) alternatives

Renamed LongMemory (repo CaviraOSS/LongMemory; packages longmemory / longmemory-sdk, with openmemory-js@2 / openmemory-py@2 as forwarding bridges). Open-source cognitive memory engine for LLMs and agents. Full OpenMemory (now LongMemory) record →

  1. 1 Mem0 Dedicated memory layers

    also in Dedicated memory layers · same storage (vector, graph) · same retrieval (similarity, graph-traversal) · same memory unit (fact) · also open source · also self-hostable · also offered managed

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 67k released 2026-09-25 Apache-2.0 Compare with OpenMemory (now LongMemory) →

  2. 2 Zep & Graphiti Dedicated memory layers

    also in Dedicated memory layers · same storage (graph) · same retrieval (similarity, graph-traversal) · same memory unit (fact) · also open source · also self-hostable · also offered managed

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 32k released 2026-09-01 Apache-2.0 Compare with OpenMemory (now LongMemory) →

  3. 3 Supermemory Dedicated memory layers

    also in Dedicated memory layers · same storage (vector, graph) · same retrieval (similarity, graph-traversal) · same memory unit (fact) · also open source · also self-hostable · also offered managed

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 31k released 2026-10-12 MIT Compare with OpenMemory (now LongMemory) →

  4. 4 Cognee Dedicated memory layers

    also in Dedicated memory layers · same storage (graph) · same retrieval (similarity, graph-traversal) · same memory unit (fact) · also open source · also self-hostable · also offered managed

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 31k released 2026-10-16 Apache-2.0 Compare with OpenMemory (now LongMemory) →

  5. 5 SuperLocalMemory Dedicated memory layers

    also in Dedicated memory layers · same storage (vector, graph) · same retrieval (similarity, graph-traversal) · same memory unit (fact) · also open source · also self-hostable · also offered managed

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 227 released 2026-10-17 AGPL-3.0-or-later (commercial licence available) Compare with OpenMemory (now LongMemory) →

  6. 6 Memory Store (now MemStore) Dedicated memory layers ⚠ renamed — now MemStore

    also in Dedicated memory layers · same storage (vector) · same retrieval (similarity) · same memory unit (fact) · also self-hostable · also offered managed · also has MCP

    OSS ? Self-host ✓ Managed ✓ MCP ✓ Compare with OpenMemory (now LongMemory) →

  7. 7 Trace Dedicated memory layers

    also in Dedicated memory layers · same storage (graph) · same retrieval (graph-traversal) · same memory unit (fact) · also self-hostable · also offered managed

    OSS ? Self-host ✓ Managed ✓ MCP ? Compare with OpenMemory (now LongMemory) →

  8. 8 Mem0 Security / OpenMemory Memory governance, privacy & safety

    same storage (vector, graph) · same retrieval (similarity, graph-traversal) · same memory unit (fact) · also open source · also self-hostable · also offered managed · also has MCP

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 67k released 2026-09-25 Apache-2.0 Compare with OpenMemory (now LongMemory) →

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.