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2 Best Open Source Glean Alternatives

A curated collection of the 2 best open source and self-hosted alternatives to Glean in 2026.

Looking for a free, privacy-friendly, or self-hosted replacement for Glean in 2026? The top open-source alternative is Onyx — An open-source platform that connects to 40+ apps to provide intelligent search and AI assistance across all company information.

Other highly rated open-source Glean alternatives include Pipeshub.

31,787

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

Onyx preview

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

3,694

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.

Pipeshub preview

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.

About Glean

The Work AI platform connected to your enterprise's data. Find, create, and automate anything. Explore what Work AI can do for you!