Firefox Nightly News

Let's improve quality, build after build!

These Weeks in Firefox: Issue 40

Highlights Nightly builds of Focus / Klar (with GeckoView) are now available! Introducing Firefox Monitor, a new security tool we’re testing to help keep track of data breaches on the … Read more

These Weeks in Firefox: Issue 37

Highlights Outreachy internships and GSoC projects have been announced! You can find our Outreachy interns here Google Summer of Code projects An Intent to Ship for tab warming on Windows … Read more

These Weeks in Firefox: Issue 35

Highlights Activity Stream now lets you set a custom thumbnail for Top Sites! The doorhanger for an extension-controlled homepage now links to a SUMO article, and the doorhanger for an … Read more

These Weeks in Firefox: Issue 34

Highlights Help us eliminate annoying in-content popups by installing this add-on and reporting when pages display an in-content popup like this: Tab warming has (finally!) been enabled on Nightly This … Read more

These Weeks in Firefox: Issue 33

Highlights Added section context menus to Activity Stream, allowing for more in-page customizations like reordering. Heads up: The Symantec CA distrust policy action is underway in Nightly. This policy is … Read more