I use citizen and sentinels on my server, but I can't use the plugins anymore due to minehut not yet, updating it to 1.17.1, the plugins are updated to that version. So they just have to add the update to the plugin on minehut.
Links: https://www.spigotmc.org/resources/citizens.13811/
More Links: https://www.spigotmc.org/resources/sentinel.22017/