Full On-Screen Tuning
Almost all parameters are adjustable directly from the in-car UI with no SSH workflow required.
Hardware Compatibility
OPKR primarily targets comma 2 and also supports comma 3. Newer device support should be verified before flashing.
| Device | Supported | Notes |
|---|---|---|
| comma 2 | Yes | Primary target device for OPKR. |
| comma 3 | Yes | Supported by the OPKR community fork. |
| comma 3X | Not fully confirmed | Community reports vary; verify before install. |
| comma 4 | Not confirmed | No confirmed support status yet. |
Install URLs
Choose the stable branch for daily use, or the test branch for newer experimental changes.
Stable
opkr.o-r.kr/fork/opkr
Recommended for most users.
Test
opkr.o-r.kr/fork/test
Testing branch for newer changes.
Features
Major OPKR capabilities for Hyundai, Kia, and Genesis users.
Live Lateral Tuning
Lateral parameters can be adjusted in real time while driving.
SmartMDPS
Keeps steering active down to 0 mph for Hyundai, Kia, and Genesis vehicles.
6 Cruise Modes
Switch between Stock, Dist+Curv, Dist Only, Curv Only, OneWay, and CamSpeed behaviors.
OSM Integration
Uses OpenStreetMap speed limits and curve deceleration logic for route-aware control.
Variable Color Speed Display
Speed color changes by state: green for accelerating, red for braking, and white for coasting.
Auto Lane Mode
Automatically switches between laneless, lanefull, and auto lane modes.
2 User Presets
Save and load complete parameter profiles instantly.
AutoRES
Automatically resumes from stop when brake is released or when gas is pressed.
Navigation Integration
Supports Mappy, Waze, and MapBox for navigation-linked behavior.
Dashcam and Local Log Storage
Built-in recording support and local driving log retention on device.
Official Links
Safety Disclaimer
OPKR is an unofficial openpilot fork and is not affiliated with or endorsed by comma.ai. Driver assistance does not replace an attentive human driver. Keep your eyes on the road, hands ready, and be prepared to take over immediately at all times.