jasonhilder 6a43058033 Added adjustable speed for simulator.
Added struct fields, calcs for the correct cycles per frame by hz value.
Updated control bar to wire it all up and make sure it updates in real
time.
2026-06-24 10:21:52 +02:00
2026-06-24 10:21:52 +02:00
2026-06-03 07:14:41 +02:00
2026-06-17 07:48:25 +02:00
2026-05-14 05:23:30 +00:00
2026-06-18 05:55:30 +02:00
2026-06-24 08:12:35 +02:00

Octal Cookie

A CHIP-8 emulator / simulator written in Odin using Raylib.

showcase


Features

  • Full CHIP-8 instruction set emulation
  • Simulator GUI with dedicated panels for the screen, CPU state, keypad, file loader, memory viewer, and control bar
  • Built-in collection of classic game ROMs (Pong, Tetris, Space Invaders, Brix, and more)
  • Load your own ROMs via the file loader panel
  • Dev and release build modes via make

Dependencies


Building

# Run directly in dev mode
make

# Build a dev binary
make dev

# Build an optimised release binary
make release

# Clean build output
make clean

The output binary is named my_app by default. You can change APP_NAME in the Makefile.


Included ROMs

A set of public domain game ROMs is bundled under assets/game_roms/:

15PUZZLE · BLINKY · BLITZ · BRIX · CONNECT4 · GUESS · HIDDEN · INVADERS · KALEID · MAZE · MERLIN · MISSILE · PONG · PONG2 · PUZZLE · SYZYGY · TANK · TETRIS · TICTAC · UFO · VBRIX · VERS · WIPEOFF

Test ROMs are available under assets/test_roms/ for development and debugging.


License

MIT — see LICENSE.

S
Description
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Readme MIT 1.6 MiB
Languages
Odin 92.5%
HTML 4.8%
Shell 2.3%
Makefile 0.4%