Uses AtomX as the UI framework for running the plugin.
Users generally find it easy to use, though some report that the interface window can reset its size when switching workspaces.
If you are looking for the file itself, you may need to look for official download sources related to "Four Editors" or the "AtomX" extension. Are you asking for: for installing or using the AtomX plugin? A download source for the bundle? How it compares to other editing plugins?
Includes a wide variety of effects and overlays, featuring a "drag and drop" interface.