The GNU Prolog native compiler
Simple ⇒ Object-Oriented ⇒ Functional
an object-oriented language with late binding
Prolog to C compiler with runtime for DOS, Windows and Raspbian
A C Compiler/Editor for Retro 6809 Machines (Colour Computer/Dragon)
High-level, meta-language, trans-compiler with virutal machine
z390 Portable Mainframe Assembler and Emulator
COBOL compiler for the PC x86-32 platform.