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LLVM vs GCC: catalog facts
LLVM	GCC
Free Free and open source.	Free Free software from the GNU Project.
Windows, macOS, Linux, Command line	Linux, Command line
Includes the Clang C and C++ compiler Frequent, regular releases	Front ends for many languages Native and cross-compilation targets
Large toolchain to build from source Documentation is aimed mostly at compiler developers	Official releases are source only; binaries come from third parties Building from source is involved
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0 WITH LLVM-exception	License: GPL-3.0-or-later
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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