Damus: https://damus.io

Nostur: https://nostur.com/

Iris: https://iris.to

Daisy: https://neb.lol/nostr

Getcurrent: https://getcurrent.io

Plebstr: https://plebstr.com/

Android clients

Amethyst: https://play.google.com/store/apps/details?id=com.vitorpamplona.amethyst&hl=en&gl=US

Iris: https://iris.to

Getcurrent: https://getcurrent.io

Plebstr: https://plebstr.com/

Web Clients

Snort.social: https://snort.social

Nostrgram: https://nostrgram.co/

Iris: https://iris.to

Blockcore Notes: https://notes.blockcore.net/

Astral.ninja: https://astral.ninja

Member.cash: https://member.cash

Blogstack: https://blogstack.io/

Coracle.social: https://coracle.social/

Any that I missed? Comment below and I will update.