Firefox has long supported profiles, but its new management system makes it's much easier to create and switch between them.

Mozilla is testing a free, built-in VPN in Firefox to improve online privacy. The browser-only VPN hides your IP and encrypts traffic while you browse.

Microsoft released a new Visual Studio 2026 Insiders build (version 11104.47) that, according to their announcement, brings performance improvements--especially in startup speed and hot-reload.