C/C++ Toolchains for Bazel

What is toolchains_cc?

toolchains_cc is an easy to use C/C++ toolchain module for Bazel that provides hermetic toolchains and sysroots.

How do I use toolchains_cc in my Bazel project?

Add to your MODULE.bazel

bazel_dep(name="toolchains_cc", version="2025.9.17")
register_toolchains(
    "@toolchains_cc",
    dev_dependency = True,
)

Note: toolchains_cc does not support the legacy WORKSPACE system