Lights 1.2 for Mac can be downloaded from our website for free. The application lies within System Tools, more precisely Device Assistants.
From the developer:
Lights allows you to quickly and easily control all of your LIFX light bulbs anywhere in your house. Everything from choosing a kelvin value to activating your custom scenes. Choose any of your saved scenes and your lights will all activate to their given settings.
You may want to check out more software for Mac, such as Light Blue, Lighten PDF Converter Master for Mac or Lighten PDF to Word Converter for Mac, which might be similar to Lights.