i'm properly to late for the show: I found this really cool, feature rich 6809 CPU Emulator:
https://6809.ukdragons.org.uk/
Source code: https://github.com/jimbro1000/online6809
MC6809 emulator in the Browser
MC6809 emulator in the Browser
... too many ideas and too little time ... Related stuff written in Python:
Dragon 32 emulator / PyDC - Python Dragon 32 converter: https://github.com/jedie/DragonPy
DWLOAD server / Dragon-Lib and other stuff: https://github.com/6809
Dragon 32 emulator / PyDC - Python Dragon 32 converter: https://github.com/jedie/DragonPy
DWLOAD server / Dragon-Lib and other stuff: https://github.com/6809