Different versions of the Corne (CRKBD) keyboard support different controllers, LEDs and switches.
Here’s a chart of all the versions and the support they offer. source.
| Corne Version | Switches | Difficulty | Hotswap | RGB | Handed PCBs | Snappable to 5 Columns | LED | Controllers |
|---|---|---|---|---|---|---|---|---|
| Classic | MX/Alps/Choc v1 | Hard | No | Yes | No | Yes | Mini Only | Pro Micro |
| Cherry v2.1 | MX | Hard | Yes | Yes | No | Yes | Mini Only | Pro Micro |
| Cherry v3 | MX | Medium | Yes | Yes | Yes | No | Mini-E/WS2812 | Pro Micro |
| Chocolate | Choc v1 | Hard | Yes | Yes | No | Yes | Mini Only | Pro Micro |
| Boardsource LP | Choc v1 | Medium | Yes | Yes | Yes | No | Mini-E/WS2812 | Pro Micro |
| Light | MX/Alps/Choc v1/Choc v2 | Easy | No | No | Yes | Yes | N/A | Pro Micro |
| R2G | MX | Effortless | Yes | Yes | Yes | No | Mini-E/WS2812 | On the PCB “PCBA” |