Code::Blocks

Free#26 of 65 in Integrated Development EnvironmentsC++ IDEs

Free, open-source IDE for C, C++ and Fortran.

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At a glance

Editor score
Not yet scored
Pricing
Free plan
Best for
Free C and C++ desktop development
Free plan
Yes
Paid from
None
Facts checked
20 Sep 2026

Where it wins
- Supports GCC, MSVC++, Clang and several additional compilers
- Parallel builds, dependency generation and build queues
- Detailed debugging with GDB and Microsoft CDB support
Where it doesn't
- The macOS 25.03 build is currently unstable
- No built-in AI features
- Its breadth may be more than needed for simpler projects

Our verdict on Code::Blocks

Code::Blocks is a free, open-source integrated development environment for C, C++ and Fortran. It runs on Windows, Linux and macOS, making it suitable for developers who want a desktop IDE across those operating systems. The project combines compiler support, project organization, build configuration, code navigation and debugging in one application. Its plugin framework also provides a way to extend the IDE, while MSVC and Dev-C++ project import can help users bring existing projects into the environment.

Compiler flexibility is a central strength. Code::Blocks supports GCC, MSVC++, Clang, Digital Mars, Borland C++ and Open Watcom, giving users options across different toolchains. Its custom build system includes dependency generation, build queues and parallel builds. Multi-target projects, workspaces and inter-project dependencies add useful structure for larger codebases. The editor provides syntax highlighting, code folding, code completion and a class browser, while the plugin framework supports additional IDE functionality.

Debugging is another strong area, with GNU GDB and Microsoft CDB support plus code, data and conditional breakpoints, watches, call stacks, disassembly and memory dumps. That makes Code::Blocks a practical choice for developers who need more than basic editing and compilation. The main platform qualification is macOS: the 25.03 build is currently unstable. Code::Blocks is best suited to users seeking a free, open-source C or C++ desktop IDE with broad compiler and build controls; developers prioritizing AI features or a more narrowly focused workflow should consider alternatives.

Code::Blocks pricing

Plans Free planFree Free to use — no paid tier required for the core job.

See plans on codeblocks.org

Code::Blocks fact sheet

Free plan	Yes
Paid from	None
Supported operating systems	Not verified
Integrated debugger	Yes
Integrated testing tools	Not verified
Build tools	Yes
Project management	Yes
Dev container support	Not verified
Deployment	Desktop
Platforms	Windows, macOS, Linux
Support	Community, Docs
Built for	Solo, Small business (editorial estimate)
Pricing	Free plan
Website	codeblocks.org
Facts checked	20 Sep 2026

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Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026

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