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Top Open Source AI Search Tools Tools in 2026

A curated collection of the 9 best free and open-source AI Search Tools tools in 2026. Compare features, GitHub stars, tech stacks, and self-hosted software.

  • CloudQuery

    Unified cloud ops control plane for governance and automation

    Stars
    6,497
    Last commit
    10d ago
    License
    MPL-2.0

  • Scira

    AI search engine that reads deeply and cites sources

    Stars
    11,850
    Last commit
    25d ago
    License
    AGPL-3.0

  • Plausible

    Privacy-friendly lightweight web analytics

    Stars
    28,767
    Last commit
    11d ago
    License
    AGPL-3.0

  • Morphic

    Open-source answer engine that dynamically generates UI components while providing AI-powered responses, combining conversational AI with interactive interfaces.

    Stars
    9,067
    Last commit
    12d ago
    License
    Apache-2.0

  • Meilisearch

    Ultra-fast open-source search engine with AI retrieval

    Stars
    59,104
    Last commit
    24d ago
    License
    Open Source

  • Khoj

    Self-hostable AI assistant that connects to your docs and the web, lets you build agents, schedule automations, and run research with verifiable citations.

    Stars
    36,733
    Last commit
    1mo ago
    License
    AGPL-3.0

  • Orama

    Open-source search and AI infrastructure platform

    Stars
    10,535
    Last commit
    2mo ago
    License
    Open Source

  • Statsig

    Modern product development platform for experimentation

    Stars
    —
    Last commit
    Recently
    License
    Open Source

  • Looker

    Enterprise BI platform with embedded analytics

    Stars
    —
    Last commit
    Recently
    License
    Open Source
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Showing 9 of 9 open-source tools