GPL open-source ECU [](https://github.com/rusefi/rusefi/releases/latest) 

rusEFI

shop.rusEFI.com

Download

Current binaries are always available on our build server

Release Notes

See the changelog

What do we have here?

• Firmware Source code for open source engine control unit for stm32 chips including implementation overview
• Hardware KiCAD files for our older PCBs
• rusEFI tuner rusEFI's own tuning software
• Simulator win32 or posix version of firmware allows to explore without any hardware
• Unit Tests Unit tests of firmware pieces coverage report
• Misc tools Misc development utilities
• Software Development process

External Links

• Forum
• Documentation
• Doxygen documentation
• General source code Q&A
• Facebook
• YouTube
• Patreon

Cloning the repository

git clone https://github.com/rusefi/rusefi.git Important note - we now use submodules:

git submodule update --init

Building the Code

See gcc_version_check.c for recommended version of GCC.

Check out https://rusefi.com/forum/viewtopic.php?f=5&t=9