
This is assumed to be legacy version preserved for e.g.
legacy - outdated version when a newer version is present. outdated - outdated version which requires updating. unique - package is only present in a single repository family, there are no other sources to compare it against, so although it's the latest version known to repology, is not really reliable. There may be both devel and newest versions for a given package.
devel - newest known devel (or unstable) version.The number shows how many repository families have this version. all Debian versions as well as Ubuntu and other derivatives make a single family) contain this package. Spread means how many repository families (e.g.