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darkerbit

Cart #picochip-0 | 2023-03-25 | Code ▽ | Embed ▽ | License: CC4-BY-NC-SA
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[64x8]

A complete implementation of the CHIP-8 Architecture on PICO-8.

The CHIP-8 architecture was designed to allow making simple video games portably, in the mid-1970s, and has since seen implementations on just about every platform known to man.

Options available from the pause menu:

  • Buttons fully rebindable to match standard PICO-8 controls, but can also be changed to Devkit mode to operate it with standard keyboard controls (& mouse).

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Port of PICO-8 Celeste to Retro Gadgets

Retro Gadgets is a video game about building all sorts of retro-styled devices with all the clicky buttons and other goodies, and I noticed two things:

  1. The screens have a square aspect ratio
  2. The CPUs are programmed with Lua

Commence bad idea.

After a week or so of borderline masochism, I managed to port PICO-8 Celeste to Retro Gadgets using the original Lua code, spritesheets, music and sound data, along with writing some quick scripts to do syntax conversion from PICO-8 Lua to standard Lua, and to get the map and flag data out.

The entire game is beatable from start to finish, and functions identically to the PICO-8 version apart from minor visual quirks.

Retro Gadgets: https://store.steampowered.com/app/1730260/Retro_Gadgets/
My Celeste gadget for Retro Gadgets: https://steamcommunity.com/sharedfiles/filedetails/?id=2899096562

Technical details:

  • Partial reimplementation of the PICO-8 API (only the bare minimum Celeste requires)

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