The community has also contributed immensely to what Razer Chroma is today.
Check out some of their works below:

Open Source Sample Application

GitHub

UT Chroma Integration

GitHub

Audio Visualizer

GitHub

Chromatics (Lighting effects for Final Fantasy XIV)

GitHub

Rocket League Chroma Control

GitHub

Chroma for Stardew Valley

GitHub

Kerbal Space Program Chroma

GitHub