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RAC-Board

by Mateusz Kłysz · v0.2.0 · 4 downloads

Ride Jak II's JET-Board as Ratchet. Hop on with D-pad Up, grind any rail or edge, and do spins, flips and grabs for points. The board runs on Jak II's own logic, with Ratchet's animations and sounds.

⚠NativeDev build onlyAI-assistedChanges gameplayPALNTSC-U

Didn't open?

Install opens the OpenRAC launcher, which installs the mod and everything it needs. If nothing happened, the launcher is probably not installed yet.

This mod needs the dev build of the launcher. Each system in the download panel has a DEV link for it.

Already have it? Try again, or copy the link and paste it in the launcher under Mods → Add from a link.

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  • Files
  • Comments

Needs the dev build of the launcher. It uses parts of the mod interface the released launcher does not have yet. Each system in the download panel has a DEV link.

Showcase

Grinding on the zipline

About

<h1 align="center"> <img src="docs/readme/logo.svg" alt="" width="120"><br> <picture> <source media="(prefers-color-scheme: dark)" srcset="docs/readme/title-dark.svg"> <img src="docs/readme/title-light.svg" alt="RAC-Board" width="460"> </picture> </h1> <p align="center"> <strong>Jak II's JET-Board in Ratchet &amp; Clank.</strong><br> Jak II's own board code, ported from OpenGOAL, running in OpenRAC's native port. </p> <p align="center"> <a href="https://github.com/mateuszklysz/rac-board/releases/latest"><img src="https://img.shields.io/github/v/release/mateuszklysz/rac-board?label=download&color=e8731f" alt="Download"></a> <a href="https://github.com/mateuszklysz/rac-board/actions/workflows/build.yml"><img src="https://github.com/mateuszklysz/rac-board/actions/workflows/build.yml/badge.svg" alt="Build"></a> <a href="https://github.com/OpenRAC/OpenRAC"><img src="https://img.shields.io/badge/needs-OpenRAC-e8a317" alt="Needs OpenRAC"></a> <a href="LICENSE"><img src="https://img.shields.io/badge/licence-MIT-blue" alt="MIT licence"></a> </p> <p align="center"> <a href="#install">Install</a> · <a href="#controls">Controls</a> · <a href="#build">Build</a> · <a href="docs/how-it-works.md">How it works</a> · <a href="docs/jak2-parity.md">Jak II parity</a> </p> <p align="center"> <img src="docs/readme/grind.jpg" alt="Ratchet grinds a rail in Kerwan on the board, sparks under it" width="860"> </p>

What is it?

A mod that gives Ratchet Jak II's JET-Board.

  • Jak II's real board logic. The states, physics, tricks and collision are Jak II's code, ported line by line.
  • Its quirks too. Hovers, extended flips and the other speedrun glitches work as in Jak II.
  • Grind any rail. Every grind rail in the game can be ridden, plus any edge Jak could grind.
  • Tricks and combos. Spins, flips, grabs, boosts, with Jak II's names and points on screen.
  • Ratchet's own style. He rides in clips made for him, with Clank on his back.
  • Nothing from the discs. The board model, sounds and effects are made by this repo's tools.
<p align="center"> <img src="docs/readme/trick.jpg" alt="Ratchet spins the board in the air over Kerwan, Clank on his back" width="425"> <img src="docs/readme/ride.gif" alt="Ratchet gets on the board on Kerwan and does a front flip, in slow motion" width="425"> </p>

Install

  1. Get OpenRAC with mod interface 1.12 or newer.
  2. In the launcher, open the Mods tab.
  3. Paste https://github.com/mateuszklysz/rac-board and install.
  4. Play Ratchet & Clank (PAL or NTSC-U) and press D-pad Up to get on.

Controls

The board takes these buttons only while Ratchet rides. On foot the game's controls are unchanged.

ActionPadJak II
Get on and offD-pad Up (or D-pad Down, L2+R2, or R2)R2
Jump (hold for higher)CrossCross
Spin (stick left or right), flip (stick up or down)R1 or R2R1
Grind a railHold R1 or R2 with CrossCircle or Square
Duck, duck jump, grabs in the airL1L1
  • Circle, Square and Triangle keep the game's jobs.
  • In a trick a faint ring under Ratchet points where the board's nose is (the light orange pointer), and a dot shows where he is going: land with the two together for the boost. Within 40 degrees counts, and the board eases straight as it lands.
  • The spin, grind and duck buttons can be changed in the mod's settings (Jak II's layout too).
  • Board camera (off by default) is Jak II's camera. The right stick swings it round.
  • On a keyboard, B gets on and off (you can rebind it).

Build

python3 tools/fetch_sdk.py        # the OpenRAC SDK that sdk.lock pins, into .sdk/
cmake -S . -B build -G Ninja
cmake --build build
ctest --test-dir build

To build against an OpenRAC checkout instead, pass -DOPENRAC_SDK=<checkout>/sdk.

Push a tag v<version> and the build workflow publishes a release the launcher can install.

Docs

PageWhat
How it worksThe frame, the folders, the rails
Jak II parityWhat is the same as Jak II, what changed, what is missing
GlitchesThe board glitches the mod keeps
ContributingCommit rules

Credits

  • OpenGOAL for the decompiled Jak II code the board is ported from.
  • OpenRAC for the native Ratchet & Clank and its mod interface.

Licence

MIT (LICENSE). Files ported from OpenGOAL are also under OpenGOAL's ISC licence (THIRD_PARTY.md).

Details

Id
rac-board
Type
Native (runs native code)
Author
Mateusz Kłysz
License
MIT
AI assistance
Yes, stated by the author (our view on AI)
Mod interface
1.12 (dev build)
Games
Ratchet & Clank (PAL, NTSC-U)
Systems
Linux, Linux ARM, Windows, macOS, macOS Intel, Android
Impact
Changes gameplay
Tags
gameplay, controls
First released
2 Nov 2026
Updated
2 Nov 2026
Hook points
rac1.player.update

RepositoryReport a bugDocsReport a problem with this listing

Relationships

Requires

Nothing: it works on its own.

Versions

  • v0.2.02 Nov 2026PAL, NTSC-U1.95 MBinterface 1.12+

    What's Changed

    • feat: add RAC-Board, Jak II's JET-Board for Ratchet & Clank by @mateuszklysz in https://github.com/mateuszklysz/RAC-Board/pull/1

    New Contributors

    • @mateuszklysz made their first contribution in https://github.com/mateuszklysz/RAC-Board/pull/1

    Full Changelog: https://github.com/mateuszklysz/RAC-Board/commits/v0.2.0

Files

34 files in v0.2.0
  • assets/
    • fx/
      • burst.glb
      • burst.png
      • compass.glb
      • compass.png
      • glow.glb
      • glow.png
      • puff.glb
      • puff.png
      • ring.glb
      • ring.png
      • streak.glb
      • streak.png
    • sounds/
      • board-bank.wav
      • board-boost.wav
      • board-boots.wav
      • board-bounce.wav
      • board-glance.wav
      • board-spin-loop.wav
      • board-steady.wav
      • board-turn.wav
      • board-wind.wav
      • get-burned.wav
      • swim-enter.wav
    • board.glb
    • board.png
  • lib/
    • android-arm64/
      • rac_board.so
    • linux-aarch64/
      • rac_board.so
    • linux-x86_64/
      • rac_board.so
    • macos-arm64/
      • rac_board.dylib
    • macos-x86_64/
      • rac_board.dylib
    • windows-x86_64/
      • rac_board.dll
  • LICENSE
  • openrac-mod.json
  • README.md

Comments

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Version
v0.2.0
Size
1.95 MB
Updated
1d ago
Discs
Ratchet & Clank: PAL, NTSC-U
Systems
Linux, Linux ARM, Windows, macOS, macOS Intel, Android
License
MIT
Downloads
4

⚠ Runs native code on your computer. Every file is checked against the signed mod list before use.

Install opens the OpenRAC launcher, which adds what the mod needs and keeps it up to date.

RAC-Board · v0.2.0 · ⚠

Didn't open?

Install opens the OpenRAC launcher, which installs the mod and everything it needs. If nothing happened, the launcher is probably not installed yet.

This mod needs the dev build of the launcher. Each system in the download panel has a DEV link for it.

Already have it? Try again, or copy the link and paste it in the launcher under Mods → Add from a link.

Get the launcher