Jack Wallen/ZDNET Follow ZDNET: Add us as a preferred source on Google. ZDNET’s key takeaways Linux has several email clients, but this new one is tops for me. Aerion is clean, easy to use, and lightweight. This app supports several email accounts, is free to use, and is open source. For the longest time, Geary has been my default email client. It’s lightweight, simple, and offers a nice, modern GUI. But I’ve always been bothered by certain issues with this client.  For example, if I use Geary with a tiling window manager, the GUI doesn’t always behave properly depending on where I place it. If the Geary window isn’t wide enough, when I click an email, the email consumes the entire app (instead of leaving the email list and sidebar visible). Also, when I launch Geary on Pop!_OS, the app sometimes doesn’t appear until I run the geary command. Although these aren’t exactly deal-breakers, they’re annoying. Also: Here’s my favorite email trick for cleaning up inbox clutter – automatically So, when I heard about a …