Simple C compiler
Hobby operating system, bootloader, kernel, drivers, C library
An educational software system of a tiny self-compiling C compiler
C compiler and dev kit for the z80 with assembly language libraries.
An assembler for the legendary 6502 processor and it's derivatives
World’s only programming language that’s bursting with emojis
K&R C compiler for the 68000
Runs cl.exe/link.exe with low priority in MS VisualStudio