I2CDriver is a tool for controlling any I2C device from your PC's USB port, and can also monitor and capture I2C traffic. It connects as a standard USB serial device, so there are no drivers to install. The serial protocol is very simple, and there are included drivers for
- Windows/Mac/Linux GUI
- Windows/Mac/Linux command-line
- Python 2 and 3
- Windows/Mac/Linux C/C++
Full documentation is at i2cdriver.com.