This is the GNU Objective-C++ compiler, which compiles Objective-C++ on platforms supported by the gcc compiler. It uses the gcc backend to generate optimized code.

GMTSAR is an open source Interferometric Synthetic Aperture RADAR (InSAR) processing system designed for users familiar with Generic Mapping Tools (GMT).

libunwind is a production-quality unwinder, with platform support for DWARF unwind info, SjLj, and ARM EHABI.

LLD is a new, high-performance linker. It is built as a set of reusable components which highly leverage existing libraries in the larger LLVM Project.

LLVM is a collection of libraries and tools that make it easy to build compilers, optimizers, just-in-time code generators, and many other compiler-related programs.

node-addon-api contains header-only C++ wrapper classes which simplify the use of the C based Node-API provided by Node.js when using C++. It provides a C++ object model and exception handling semantics with low overhead.