rusEFI is a GPL open-source engine control unit for gasoline port-injected internal combustion engines.

In order to use rusEFI you would need to acquire or fabricate one of the [supported boards](Hardware). You can also design you custom board if desired.

You can use rusEFI PC simulator to try rusEfi. PC simulator Windows binaries are included into [rusEfi Bundle](Download), Unix version of PC simulator could be compiled from [source code](https://github.com/rusefi/rusefi/tree/master/simulator).


## Features

1. Batch and Individual injection on gasoline engines up to 12 cylinders.

2. Wasted and Sequential ignition on gasoline engines up to 12 cylinders.

3. [Acceleration enrichment - wall wetting/fuel trip/tau factor.](wall_wetting)



As of April 2020 rusEFI has not yet had following features:
1. rusEFI has not yet been used to manage a diesel engine.

2. rusEFI has not yet been used to manage a direct injection gasoline engine.

3. rusEFI has not yet been used to manage an automatic transmission.

**These are all things that would be amazing to see! IF YOU have a project that includes any of those configurations or anything else, please jump in on the forums and we can work together to make it happen! 👍