BI4MOL The following changes were made in version 1.2: 1. Manually adjustable letter and word spacing (for both manual and automatic keying). 2. Add a function to automatically calculate time based on key speed. 3. Optimization of automatic key mode audio issues still not optimal hand feel. 4. Online update functionality 5. Animated message sending and receiving flow 6. Adjustable buzzer audio 7. Add switch connector functionality to change keys. Fixed issues: 1. When not disconnected, other channels cannot be selected 【Modified】 2. Do not prevent transmission when connection status updates 【Fixed】 3. The client occupies a specified port (or a specified port range) [Only one port can be specified, or no port is specified, the computer assigns]. 4. Some audio effects may not work correctly on certain computers, resulting in an inability to open them. This can be addressed by adding audio playback error detection, which prevents some devices from failing to open the program, but may result in a situation where audio playback is not possible. GitHub download link BlueZone Cloud download link
BI4MOL BG3LNT The software is not yet open source, but the switch connector has many uses, so both the hardware and software for the switch connector are open-source on Lync. If you're interested, you can take a look; the results can be seen.MorseLink Key Connector - Easily connect your CW key to a computer.