Community projectGM Global A-focusedStable comma 3 path

OPGM

A specialist option for certain GM vehicles.

OPGM is community driving software focused on certain GM vehicles. Its specific car, hardware and software requirements are central to choosing it.

Installation guide Compare features

Recommended installers

comma 3

Stable release

comma 3 · For everyday use

Recommended
Install URLopgm/releaseEnter this under Settings → Software → Custom Software on the comma device. Do not open it in a browser.

Enter the installer on your comma device. Check your car’s year and equipment before installing.

Using an original comma 3? Check its branches and driving models.

Official project links

Source codeopgm/openpilotOPGM current project and installer documentationopgm/openpilotProject communitydiscord.gg

Phone and web apps

Find your fork’s app. Open a row for setup and sources. Change settings while parked.

OPGM

App setup not confirmed

Device support unverified

A fork-specific companion setup has not been verified in this catalog. This does not mean no app is available.

Features and settings

0 released choices listed

No released choices are verified in this overview yet. See the comparison for research status and version details.

Compare every choice

Check the project’s exact requirements first. Treat installation status separately from whether a source version exists.

Testing, development, and other branches · 1

Development release Testing

comma 3 · For developers

opgm/nightly

Guides for this project

How to Install OPGM: Install URL & StepsCopy the current OPGM release input and follow a short parked setup guide.OPGM: openpilot for unsupported GM carsOPGM guide: Install opgm/release as Custom Software; it adds pedal and cruise speed modes and steering-only support for some GM cars.
Sources and details

Confirmed development

Checked Aug 19, 2026

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