On the 8th of August 2019 the final version 2.5.1 of Z-Push was released. The complete changelog is available here.
Z-Push team strongly recommends to install Z-Push from repositories:
There aren’t tarball releases available for Z-Push 2.5!
The tarball releases for older versions are available here:
For recent development/unstable/git versions, please check the https://wiki.z-hub.io/display/ZP/How+to+get+the+latest+Z-Push+code+from+GIT page.