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DevDocs vs Biblioteca: catalog facts
DevDocs	Biblioteca
Best for: Searchable, offline-capable browser for hundreds of API documentation sets	Best for: Developers writing GNOME and GTK apps who want offline docs
Free The open-source application is available without a license fee.	Free Free and open source under the GPL-3.0 licence.
Web, Self-hosted	Linux
One search box across every documentation set you enable Works offline once documentation sets are downloaded	Reads GNOME documentation without an internet connection Native GNOME interface All 3 strengths for Biblioteca Reads GNOME documentation without an internet connection Native GNOME interface Available on Flathub
Documentation sets lag their upstream sources Only covers the projects the community has packaged	Limited to GNOME documentation Small project with infrequent updates
Web application, Self-hosted	Downloadable app
Open source	Open source
License: MPL-2.0	License: GPL-3.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Offline features available
Official website Full listing and sources Sources for DevDocs devdocs.io github.com/freeCodeCamp/devdocs Catalog checked September 22, 2026	Official website Full listing and sources Sources for Biblioteca biblioteca.sonny.re Catalog checked October 1, 2026

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