The Open On-Chip Debugger
Simple ⇒ Object-Oriented ⇒ Functional
PICSimLab is a realtime emulator for PIC, Arduino, STM32, ESP32, ...
an object-oriented language with late binding
Machine Language Monitor for Commodore VIC-20
ByteCode IDE for C++ , Java, Python, Assembly, HTML, CSS Developers
a very fast full system simulator
A real Win32 extensible passive debugger
DOS 32bit Protected Mode Development Library