Z80 assembler:

• DAMN fast assembling
• integrated crunched sections (LZ48/LZ49/LZ4/ZX7/Exomizer) + load&crunch on the fly
• (Amstrad specific) cartridge generation, amsdos header
• ORG checking, unlimited memory workspaces where labels are shared
• ALL undocumented instructions
• conditionnal macro, unlimited & embeded loops with local labels, switch/case
• floating point engine, mathematical functions, ...
• MAXAM compatibility option
• English & French documentation
• Uninterrupted support