What do people use to check for updates when it comes to programs they installed manually / compiled from source instead of relying on their distro's repositori

What do people use to check for updates when it comes to programs they installed manually / compiled from source instead of relying on their distro's repositories? I made this for myself for this purpose: https://github.com/tpapastylianou/misc-updater https://github.com/tpapastylianou/misc-updater (pretty chuffed about the MISC acronym btw :p )