#Firefox

Firefox says it will keep supporting uBlock Origin even as Microsoft Edge and other Chromium browsers phase it out under Manifest V3.

Today, we moved to a new GPG signing subkey used to sign certain Firefox and Thunderbird artifacts (namely Linux tarballs, RPM packages, checksums files) after an unencrypted copy of the ...

A year of fighting scrapers on my 1.5 million-page website. What I tried, how I failed, and what's working now.

Today, we’re excited to announce the Preview of Containers in Firefox version 153, which lets you keep separate parts of your online life (work, shopping

Firefox now has home page widgets for sports, time zones, a focus timer, and a checklist.

Customizing Firefox to Read HTTP Proxy Credentials from an fpfile Join my Discord...

Since about a week, Cloudflare Turnstile (their "Verify you're human" device verification) has been looping indefinitely in my webkit-gtk based browser. Preventing access to quite few websites (previously, but it even went worse lately).…

Contribute to gcp/enterprise-firefox development by creating an account on GitHub.

Support for Web Serial in Firefox 151 for Desktop Firefox can now connect directly to microcontrollers, development boards, 3D printers, power meters, and other serial-connected hardware from the web. Starting ...

The Vercel Toolbar extension, which enables the toolbar in production and user preferences, is now available in Firefox.

Chrome is the undisputed champion of the web browser game, and for good reason. Firefox competes by offering certain advantages to privacy-oriented users.

Mozilla claims the Digital Markets Act delivered lasting bump, invites Britain to do similar

From Dev.to - machinelearning: Firefox's AI Superpower: How Claude Mythos is Crushing Bugs at Machine Speed

How Mozilla's AI-driven vulnerability pipeline used Claude Mythos to find 271 Firefox bugs in April 2026 — methodology, results, lessons.

From Dev.to - cybersecurity: Claude Mythos AI-Assisted Fuzzing Uncovers 423 Firefox Security Bugs in One Month

New details about what we found, and how agentic harnesses are now able to reproduce real bugs and dismiss false positives.

JSON Formatter Pro wins this comparison for most developers, offering superior customization and...

I spent a few weekends building a Firefox browser extension because I was tired of my new tab page...

Security researchers at Mozilla say Anthropic's Mythos has unearthed a wealth of high-severity bugs in Firefox.