Memobase alternatives

User-profile-based long-term memory. Per-user profile + event timeline. API + Python/Node/Go SDKs + MCP server. Profile-centric rather than fact-centric. Full Memobase record →

  1. 1 Hindsight (Vectorize) Dedicated memory layers

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

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

  2. 2 Pieces for Developers (LTM) Dedicated memory layers

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

    OSS ? Self-host ✓ Managed ✓ MCP ✓ ★ 113 Compare with Memobase →

  3. 3 Backboard Dedicated memory layers

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

    OSS — Self-host ✓ Managed ✓ MCP ? ★ 18 Unlicensed Compare with Memobase →

  4. 4 Letta / MemGPT Dedicated memory layers

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

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 3.7k released 2026-10-29 Apache-2.0 Compare with Memobase →

  5. 5 Mastra Memory Framework-embedded memory

    same storage (relational, vector) · same retrieval (injection, similarity) · same memory unit (episode) · also open source · also self-hostable · also offered managed · also has MCP

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 27k released 2026-10-21 Apache-2.0 (core; ee/ dirs under… Compare with Memobase →

  6. 6 Pydantic-AI + Hindsight Framework-embedded memory

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

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 20k released 2026-04-15 MIT Compare with Memobase →

  7. 7 VEKTOR Memory Dedicated memory layers

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

    OSS — Self-host ✓ Managed ✓ MCP ✓ ★ 5 released 2026-07-16 proprietary (commercial licence) Compare with Memobase →

  8. 8 Memory Store (now MemStore) Dedicated memory layers ⚠ renamed — now MemStore

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

    OSS ? Self-host ✓ Managed ✓ MCP ✓ Compare with Memobase →

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.