GIT hub: https://github.com/shaze/genesis
Genesis 0.2.6 is the last stable release with new functionality and should work on all systems with Java 8.
Genesis 0.3 includes minor bug fixes (August 2021) and is platform specific. There are also versions for Java 8 and Java 11
http:///www.bioinf.wits.ac.za/software/genesis/downloads
You can just download the jar file, and or manual.
You can clone the entire project: from the command line: git clone https://github.com/shaze/genesis
If you use Genesis, please cite: R. Buchmann and S. Hazelhurst. Genesis Manual, University of the Witwatersrand, Johannesburg, 2014. http://www.bioinf.wits.ac.za/software/genesis/Genesis.pdf