Wikidata.org might also be a source

README.md

@@ -222,6 +222,12 @@ Ideas
     * `openssh-multiple-bindaddress` (AUR)
     * `openssh-with-hpn` (nixpkgs)
 
+* Another source might be [Wikidata's OpenSSH
+  entry](https://www.wikidata.org/wiki/Q847062) and [its JSON
+  representation](https://www.wikidata.org/wiki/Special:EntityData/Q847062.json).
+    * Probably less reliable than repology because likely only manual
+      / crowd-sourced data updates.
+
 * Add support for more [Debian
   derivatives](https://wiki.debian.org/Derivatives/Census):
 

bin/newest-openssh-version-on-wikidata.pl

@@ -0,0 +1,25 @@
+#!/usr/bin/perl
+
+use strict;
+use warnings;
+use 5.014;
+
+use Mojo::UserAgent;
+use Mojo::Collection qw(c);
+use List::Util qw(max);
+# Maybe use Mojo::Collection::Role::UtilsBy later.
+
+my $api_url = 'https://www.wikidata.org/wiki/Special:EntityData/Q847062.json';
+my $ua = Mojo::UserAgent->new;
+
+say max
+    @{
+        c(
+            @{
+                $ua->get($api_url)->result->json->{entities}{Q847062}{claims}{P348}
+            }
+            )
+            ->map(sub { $_->{mainsnak}{datavalue}{value} })
+            ->grep(sub { !/p\d+$/ })
+            ->to_array
+    };