Storyboard That is not available for Linux but there are a few alternatives that runs on Linux with similar functionality. The best Linux alternative is Storyboarder, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to Storyboard That and three of them are available for Linux so hopefully you can find a suitable replacement. Other interesting Linux alternatives to Storyboard That are My Storybook (Free) and FLIX (Paid).
Storyboarder makes it easy to visualize a story as fast you can draw stick figures. Quickly draw to test if a story idea works. Create and show animatics to others. Express your story idea without making a movie.
Make children's storybooks online for free. Start a book and add your own images, text, items, and backgrounds. Get your book published to share with your family. Read stories in the free online children's book library.
FLIX is a visual story development tool for feature film, TV production, games, and more. Designed to promote fast-paced creative collaboration, FLIX removes the technical barriers that can cause frustration and slow you down.