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GNOME Builder vs Eclipse IDE: catalog facts
GNOME Builder	Eclipse IDE
Free Free to install from Flathub.	Free The open-source application is available without a license fee.
Linux	Windows, macOS, Linux
Deep support for GTK, GLib and GNOME APIs Integrated debugger and profiler for native applications	Huge plugin marketplace covering languages and domains other IDEs ignore Entirely open source and free for commercial use
Linux only Most useful for GNOME and GTK development	The workspace and perspective model feels dated and confuses newcomers Plugin quality varies widely and conflicts are common
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: EPL-2.0
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 22, 2026

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