Additionally, it supports multiple levels of logging (e.g., debug, info, warning, error) making it easy to customize the level of detail logged for each type of message. To start with Python ...

But [Jim’s] Python serial terminal (available in this git repository) allows you to specify multiple devices as command line arguments. You can even use wildcards to monitor every USB connection.

Based on Python ... the serial port, we have seen many projects to help. Like the highly configurable Serial Studio, for one. If your needs are a bit more complex, especially with multiple data ...