The FreeDOS Project on Nostr: We encourage everyone to download FreeDOS 1.4 release candidate 1 and help test it. ...

We encourage everyone to download FreeDOS 1.4 release candidate 1 and help test it. If you find any issues or compatibility problems, please report a bug to let us know.

Here's an article on Both•org with a (very brief) history of everything up until FreeDOS 1.4 RC1, plus a visual walkthrough of how to install RC1:

“Looking ahead to FreeDOS 1.4”
https://www.both.org/?p=9175