libsass: libsass (Sass library for C/C++) libsass: libsass: This is a library implementing Sass (a CSS pre-processor) in C/C++. libsass: It is used by SassC, which is the official lightweight CLI tool built libsass: by the same people as LibSass. libsass: libsass: Homepage: https://libsass.org libsass: libsass: libsass: libsass: