Cython vs SWC

Cython plans

• CythonFree

SWC plans

• SWCFree

Pick Cython if…

Cython suits Python developers who need C extensions, access to C or C++ libraries, or faster C modules. It may also fit projects using NumPy arrays or embedding CPython in existing applications.

Pick SWC if…

SWC suits developers and build-tool authors working with JavaScript or TypeScript. It is also relevant to teams seeking compiler integrations with tools such as webpack, Rspack, or Jest.