An open source & cheap 2 key keyboard for playing Osu!.
- Arduino Pro Micro
- $16.89 - Amazon (fast shipping)
- $4.06 - Aliexpress (very slow shopping)
- Key Switches (Any MX style switch should work - default uses Kalih Box Browns)
- $3 - NovelKeys
- Self Printing
- ~20g PLA
- $15.99 ($0.32) - Amazon
- 3D Printer (Not factored into total)
- Electricity
- Extremely cheap, literally don't worry about it
- ~20g PLA
- Outside printing
- $13 - As quoted for PLA by Craftcloud (you can probably find it cheaper somewhere else)
- Soldering
- Any at least thin-ish wires (Not factored, you can probably find some)
- $5.79 - Amazon
- Micro USB Cable (Literally any will work)
(Cheapest) Total: $10.37