Like the Arduino serial monitor and serial plotter, but with a few more features:
- Text monitor, plot, and send data simultaneously
- Easily change port
- Detection for end of message to keep values aligned
- Option to send keystrokes immediately without pressing enter
- Zoom in and out with Cmd + and Cmd -
- Plot scaling
- Looks nicer

Built with Python tkinter, works on MacOS and Windows

Code and download here:
https://github.com/qwertpas/SerpentSerialTool

Part of the Pintobotics robotic squirrel project: https://pintobotics.substack.com/