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RelayKVM v1.0.0
Initial Release
Wireless KVM using ESP32-S3 (M5Stack Cardputer) as Bluetooth-to-USB HID bridge.
Features
- Web Bluetooth interface - Works in Chrome/Edge, no software install
- Full keyboard/mouse support - All keys, modifiers, media keys, relative mouse
- Capture mode - Lock input to host with ESC to exit
- Video capture - USB capture card support with fullscreen display
- CapsLock command mode - 20+ shortcuts for quick actions
- Macros & Scripts - Save and replay key sequences
- Mouse jiggler - Prevent screen timeout
- Wake/Sleep - USB wake signal + Windows sleep macro
- Mass Storage mode - Hold 'M' at boot to access SD card
Hardware
- M5Stack Cardputer ($40)
- USB-C cable
- Optional: USB HDMI capture card (~$15) for video feedback
Installation
- Download
RelayKVM.binbelow - Flash via M5Launcher or esptool
- Connect Cardputer to host PC via USB-C
- Open endarthur.github.io/RelayKVM on controller PC
- Click Connect and start controlling!