Short list, did I miss any? If enough I will make an indes in the wiki page or add a section to the games currently available.
HIGH LEVEL LANGUAGES
ugBASIC https://ugbasic.iwashere.eu/
TRSE https://lemonspawn.com/turbo-rascal-syntax-error-expected-but-begin/
CPCtelera https://github.com/lronaldo/cpctelera
QUIGS http://www.symbos.de/quigs.htm#:~:text=Quigs%20is%20designed%20for%20the,for%20the%20SymbOS%20operating%20system.
ASSEMBLERS
RASM https://github.com/EdouardBERGE/rasm
SJASMPLUS https://z00m128.github.io/sjasmplus/documentation.html
ORGAMS http://orgams.wikidot.com/userguide
BASIC EXTENSIONS
8BP https://www.genesis8bit.fr/archives/index.php?news_id=1487