Firefox Nightly has quietly added Microsoft Copilot to its sidebar and rolled out early New Tab page widgets — a clear sign that Mozilla is expanding both its AI integrations and its on-page productivity ambitions, all inside the experimental Nightly channel where features are prototyped before...
ai browser
firefox
firefox-labs
firefox-nightly
image format
jpeg
lists-widget
microsoft copilot
multi-provider-ai
new tab page
nightlies
on-device ai
privacy
productivity
timer widget
user choice