So everyone is using the web UI? I'm still using a mail client (Thunderbird) connecting to my mail accounts through the Internet Message Access Protocol (IMAP). Today I feel old.
Nobody mentionned *Pulsar* (https://pulsar-edit.dev/) which is the community maintained Atom since its sunsetting (Dec 2022). Atom was created by Nathan Sobo, who is now working on Zed (https://zed.dev/).