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Open Notebook vs Khoj: catalog facts
Open Notebook	Khoj
Free Free and open source under the MIT license.	Freemium Free to self-host; the hosted service has free and paid plans.
Web, Self-hosted	Web, Self-hosted
Privacy-focused self-hosted alternative to a well-known proprietary tool MIT licensed with an active Discord community	Searches and chats over your own documents Works with local or remote language models
Local processing still depends on which model provider is configured Smaller community than the proprietary product it alternatives	Self-hosting takes some setup work The company now spreads its effort across several products
Self-hosted, Web application	Web application, Self-hosted, Hosted service
Open source	Open source
License: MIT	License: AGPL-3.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.