I made this because I hated having to convert between bytes and ASCII when debugging serial communication.
An expanded serial monitor. https://drive.google.com/file/d/0ByylDpbJmeddNlgyaG9wNWVIeGM/
SerialLiaison gives you the functionality of the Arduino IDE serial monitor, plus the ability to send and receive the actual byte data.
Hopefully this is useful to someone. If you find any bugs, or want anything changed/added, shoot an email to email@example.com, or ask me here.