A problem with both of these is when the stable branch of the project is reasonably dead (on account of being stable, and, say, hasn't had a release for 8 months[0]), but the actual development branch[1](es[2]) are much more alive, nearly even this week.
[0] https://github.com/FauxFaux/PuTTYTray/tags/ [1] https://github.com/FauxFaux/PuTTYTray/commits/next [2] https://github.com/FauxFaux/PuTTYTray/commits/unix2