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Code::Blocks vs Eclipse IDE: catalog facts
Code::Blocks	Eclipse IDE
Free Free to use, with the project accepting donations.	Free The open-source application is available without a license fee.
Windows, Linux	Windows, macOS, Linux
Dedicated support for C, C++ and Fortran Plugin framework makes it highly configurable	Huge plugin marketplace covering languages and domains other IDEs ignore Entirely open source and free for commercial use
Long gaps between major releases Focused on C-family languages and Fortran rather than general use	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 23, 2026	Official website Full listing and sources Checked September 22, 2026

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