pyz80 is a z80 cross-assembler written entirely in Python. It accepts text files with the syntax of the Sam Coupe's popular COMET assembler, and outputs a disk image suitable for loading in SimCoupe or transferring to floppy disk for use with a real Sam.
You can download file releases of pyz80 project from List of release files
System Requirements
Operating System: Classic 8-bit Operating Systems (Apple,Commodore,etc.), OS Independent
Exerb is the software which converts scripts/extension-libraries of the object oriented language Ruby into a 32 bits Windows executable file which can execute alone and independently.