freeplane
Mind mapping
Freeplane is free and open source software to support thinking, sharing information and getting things done at work, in school and at home. The core of the software consists of functions for mind mapping, also called concept mapping or information mapping, and tools for using mapped information. Freeplane runs on any operating system on which a current version of Java is installed and from USB.
There is no official package available for openSUSE Leap 15.5Дистрибуции
openSUSE Tumbleweed
openSUSE Leap 15.5
Unsupported distributions
The following distributions are not officially supported. Use these packages at your own risk.