DanielDebugger/Profiler for Amiga, Sega Mega Drive, and Neo Geo: Engine9000
Engine9000 is a work-in-progress ASM/C source-level debugger for Amiga, Sega Mega Drive, and Neo Geo emulators, featuring a profiler and trainer, which is now available in alpha version 0.41.
In his latest blog post, also Alexander Grupe discusses this program.