Open source focus

Open Source Alternatives to Glean

9 open source Artificial Intelligence options similar to Glean, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Every company listed publishes its source: each one carries an open source sector tag and a public GitHub repository.

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GitHits
Not rated
The Google of code search for open-source.
Open source · Self-hostable
Langchain-Chatchat
Not rated
Open-source, offline-deployable RAG and Agent application built on LangChain for local knowledge base Q&A.
Open source · Self-hostable
Nomic AI
Not rated
Nomic AI builds tools to make AI explainable and accessible, focusing on data curation and visualization.
Open source · Self-hostable
Vanna AI
Not rated
An open-source AI-powered SQL agent for natural language database interaction and data insights.
Open source · Self-hostable
Spice AI
Not rated
Ground AI in enterprise data with zero ETL. Spice is an open-source SQL query & hybrid search engine built for data-intensive apps & AI agents.
Open source · Self-hostable
Omnivore
Not rated
A free and open-source read-it-later service with AI-powered features and integrations.
Open source · Self-hostable
Zotero
Not rated
Free, open-source personal research assistant for collecting, organizing, citing, and sharing research.
Open source · Self-hostable
DocsGPT
Not rated
Open-source AI platform for securely deploying intelligent agents, private enterprise search, and complex document workflows on an organization's own data.
Open source · Self-hostable
XWiki
Not rated
Open-source enterprise wiki and collaboration software.
Open source · Self-hostable

Company	License	Founded	Rating	Reviews
GitHitsThe Google of code search for open-source.	Open source · Self-hostable	-	Not rated	-
Langchain-ChatchatOpen-source, offline-deployable RAG and Agent application built on LangChain for local knowledge base Q&A.	Open source · Self-hostable	-	Not rated	-
Nomic AINomic AI builds tools to make AI explainable and accessible, focusing on data curation and visualization.	Open source · Self-hostable	-	Not rated	-
Vanna AIAn open-source AI-powered SQL agent for natural language database interaction and data insights.	Open source · Self-hostable	-	Not rated	-
Spice AIGround AI in enterprise data with zero ETL. Spice is an open-source SQL query & hybrid search engine built for data-intensive apps & AI agents.	Open source · Self-hostable	-	Not rated	-
OmnivoreA free and open-source read-it-later service with AI-powered features and integrations.	Open source · Self-hostable	-	Not rated	-
ZoteroFree, open-source personal research assistant for collecting, organizing, citing, and sharing research.	Open source · Self-hostable	-	Not rated	-
DocsGPTOpen-source AI platform for securely deploying intelligent agents, private enterprise search, and complex document workflows on an organization's own data.	Open source · Self-hostable	-	Not rated	-
XWikiOpen-source enterprise wiki and collaboration software.	Open source · Self-hostable	-	Not rated	-