CherryTree

CherryTree is a free, open-source note-taking and mind mapping application that rivals paid tools like Mindmeister and Xmind. It offers hierarchical organization, rich text support, and syntax highlighting to enhance productivity. Data can be stored in a single file or multiple directories, providing flexibility for various use cases. Ideal for power users and casual note-takers alike, it supports effective information management and brainstorming in any setting.