anControl is a free and open source chassis fan control software that supports CPU, GPU, and chassis fans. One software can control the fan of the entire machine.

Software Screenshots

Features

Guided setup process on first boot
Save, edit and load multiple profiles
Change the theme and colors of the application.
Multiple temperature sources (CPU, GPU, motherboard, hard disk…)
Multiple fan curve features including custom graphs
Mix fan curves or sensors together (max, min, average)
Low resource usage
Advanced tweaks including steps, start percentage, stop percentage, response time and lag

Download the program FanControl V216 (6 MB):