[keltvek]

I self host everything I need:

Website: nginx + Let's Encrypt + Piwik (analytics)

Mail: mailcow

IM: Riot.im

Blog: Pelican static site generator

Logs: Graylog

Monitoring: Zabbix

Seedbox: deluge

Music: subsonic

File sharing: Seafile

Contacts&Calendar: Nextcloud

DNS: unbound

VPN: OpenVPN

Git: Gitlab

There is probably more.