Do you like retro emulators then this is for you:

Classic99 v399a is released. Classic99 is a freeware TI-99/4A emulator for Windows 9x.

Classic99 runs most stuff fine:
- More filesystem debug
- Added ability to set Program Counter (disasm page)
- Added better description of file header mismatch
- Added better detection of TIFILES header
- Fixed broken host text file fixed/variable determination
- Commented out speech and dac warning debugs (they don't help)
- Print one less debug line to window to avoid last line being masked

Classic99 v399a Changelog:
-Fix build options to work on Windows XP again

download http://harmlesslion.com/software/classic99

via http://www.emucr.com/2018/02/classic99-v399a.html