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Open Source Enterprise Knowledge Search using JavaScript

A curated collection of the best open source aI-powered search and RAG over a company's own documents and knowledge. using JavaScript.

AnythingLLM

AI
Chat with your documents using any LLM, fully private

  • Stars

    67,862

  • Last commit

    3 days ago

  • License

    MIT
A desktop and self-hostable AI app for chatting with documents, running local LLMs, and using AI agents without writing code or creating an account.

Open Source Alternative to:

Claude

Onyx

AI
Unified AI-powered enterprise search across company data

  • Stars

    33,170

  • Last commit

    8 hours ago

  • License

    MIT
An open-source platform that connects to 40+ apps to provide intelligent search and AI assistance across all company information

Open Source Alternative to:

ElasticSearch

FastGPT

AI
Build powerful AI knowledge bases with ease

  • Stars

    29,978

  • Last commit

    14 hours ago

  • License

    Unknown
FastGPT is a free, open-source platform for creating AI-powered knowledge bases with data processing, model invocation, and visual workflows.

Open Source Alternative to:

Zendesk

MaxKB

AI
AI assistant that enhances enterprise knowledge management

  • Stars

    23,095

  • Last commit

    16 hours ago

  • License

    GPL-3.0
Open-source AI solution combining RAG pipelines, workflow automation, and multi-model support for intelligent enterprise knowledge management and customer service.

Open Source Alternative to:

Kapa.ai

SurfSense

AI
Privacy-first knowledge base with any AI model you choose

  • Stars

    16,717

  • Last commit

    9 hours ago

  • License

    Apache-2.0
Self-hostable NotebookLM alternative that lets teams build searchable knowledge bases from diverse sources, with support for any LLM and no data limits.

Open Source Alternative to:

NotebookLM

Pipeshub

AI
Enterprise workplace AI with data you own and control

  • Stars

    3,901

  • Last commit

    8 hours ago

  • License

    Apache-2.0
Self-hostable enterprise AI platform that unifies business data across apps, powers a knowledge graph for cited answers, and lets teams build AI agents across their stack.

Open Source Alternative to:

Glean

Corpus

Ask once, get answers across every document

  • Stars

    13

  • Last commit

    6 days ago

  • License

    AGPL-3.0
Upload files, ask questions, and get AI‑backed answers with citations. Compare, synthesize, and export results for teams and polished outputs.

Open Source Alternative to:

Hebbia
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