Sajari (now Search.io) alternatives

Site-search platform (formerly Sajari) with the Neuralsearch vector engine. Acquired by Algolia in September 2022 and folded into Algolia's hybrid search; search.io now redirects to algolia.com. Full Sajari (now Search.io) record →

  1. 1 Supabase Vector Search platforms (non-memory)

    also in Search platforms (non-memory)

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 108k Apache-2.0 (Supabase stack); vectors via… Compare with Sajari (now Search.io) →

  2. 2 OpenSearch Search platforms (non-memory)

    also in Search platforms (non-memory)

    OSS ✓ Self-host ✓ Managed ? MCP ✓ ★ 14k Apache-2.0 Compare with Sajari (now Search.io) →

  3. 3 Typesense Search platforms (non-memory)

    also in Search platforms (non-memory)

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 27k GPL-3.0 Compare with Sajari (now Search.io) →

  4. 4 Tantivy Search platforms (non-memory)

    also in Search platforms (non-memory)

    OSS ✓ Self-host ✓ Managed ✓ MCP ? ★ 16k MIT Compare with Sajari (now Search.io) →

  5. 5 Algolia Search platforms (non-memory)

    also in Search platforms (non-memory)

    OSS — Self-host — Managed ✓ MCP ✓ proprietary (hosted SaaS); open-source API… Compare with Sajari (now Search.io) →

  6. 6 Vald Search platforms (non-memory)

    also in Search platforms (non-memory)

    OSS ✓ Self-host ✓ Managed ✓ MCP ? ★ 1.7k Apache-2.0 Compare with Sajari (now Search.io) →

  7. 7 Quickwit Search platforms (non-memory) ⚠ acquired — acquired by Datadog

    also in Search platforms (non-memory)

    OSS ✓ Self-host ✓ Managed ✓ MCP ? ★ 12k Apache-2.0 Compare with Sajari (now Search.io) →

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.