Calcsys is a system tool for the TI-73, TI-83 Plus, and TI-84 Plus calculators. It provides developers with: Hex Editor, Disassembler, I/O Port Monitor, System Flag Editor, Console, VAT Viewer/Editor, and more.
MEDDAC is the seeding point for designing a new approach to Operating System design itself. It is an Open Source project with roots in mainframe design and development the author began in 1979. Monitor Editor Disassembler Decompiler Assembler Compiler