You can find some of my public hosted services here.
E-mail: 0nion@i2pmail.org or 0nion@mail.i2p (for users of Postman's I2P e-mail service).
Mastodon account: @slizedonion@mastodon.social
Matrix account: @slzd:unredacted.org
PeerTube account: @onion@peertube.wtf