Best Free and Open Source Alternatives to Corel MindManager

Corel Corporation is a Canadian software company specializing in graphics processing. They are best known for developing CorelDRAW, a vector graphics editor. They are also notable for purchasing and developing AfterShot Pro, PaintShop Pro, Painter, Video Studio, MindManager, and WordPerfect. Corel MindManager is mind mapping software. MindManager can be used to manage projects, organize information, and for brainstorming. It’s not available for Linux.