ArcaOS had its first public release in May 2017, and has since had three more releases that could be considered major changes to its operating system.
2017-05-15 First public release of ArcaOS 2017-07-09 Installer fixes and driver updates 2018-02-10 Added ability to boot from USB media 2018-08-19 Updates to software and drivers 2019-07-21 Update facility which allows ArcaOS to updated without reinstalling 
