This is the GNU D compiler, which compiles D on platforms supported by gcc. It uses the gcc backend to generate optimised code.

Open3D is an open-source library that supports rapid development of software that deals with 3D data. The Open3D frontend exposes a set of carefully selected data structures and algorithms in both C++ and Python. The backend is highly optimized and is set up for parallelization.

This is the GNU Go compiler, which compiles Go on platforms supported by the gcc compiler.

Telethon is an asyncio Python 3 MTProto library to interact with Telegram's API as a user or through a bot account (bot API alternative).

This is the GNU Modula-2 compiler for the arm-linux-gnueabihf architecture, which compiles Modula-2 on platforms supported by gcc. It uses the gcc backend to generate optimised code.

GNAT is a compiler for the Ada programming language. It produces optimized code on platforms supported by the GNU Compiler Collection (GCC).