There are 2 repositories under yunohost-apps topic.
Free, open-source social network for YunoHost
Matrix server (synapse) package for YunoHost
A modern, convivial and free music server on YunoHost
Redirection app for YunoHost
The federated image shareing service Pixelfed for YunoHost
WireGuard VPN software with a web UI configuration companion, packaged for YunoHost.
FreshRSS package for YunoHost
Syncthing package for YunoHost
Gitea is a fork of Gogs. A git platform, Mirror of https://framagit.org/YunoHost-Apps/gitea_ynh
Matrix Whatsapp pupetting bridge for YunoHost
A federated organization and mobilization platform for YunoHost
Home automation platform package for YunoHost
An experimental Borg implementation for YunoHost
Calibre-web package for YunoHost
Flarum, an open-source forum software, packaged for YunoHost
Modern and powerful wiki app package for YunoHost
Youtube downloader front end package for YunoHost
Matrix homeserver of second-generation, packaged for YunoHost
Navidrome package for YunoHost