VYM is a GPL-licensed, cross-platform mind-mapping application that visualizes ideas and tasks in tree-like structures. It supports scripting, Jira/Confluence data integration, and runs on Linux, Windows, and macOS.
The most popular mindmapping and brainstorming software
Professional and powerful brainstorming and mind mapping software tool, open source, Eclipse Community Award winner, often used for capture ideas, knowledge/project management and GTD, supporting fishbones/org-charts/tree charts/spreadsheets, easy-to-use.