Litmus Labs: experimental projects from Litmus

Litmus Labs is where we incubate experimental projects. When ready, they graduate as full-fledged parts of Litmus.

Gmail Tabs Check

Test your email to see where readers see it in Gmail’s new tabs.

Try Gmail Tabs Check

Litmus Scope

Create a web-based version of any email, with desktop/mobile previews.

Try Litmus Scope