Mozilla Blog

Firefox Gets Better Video Gaming and Warns of Non-Secure Websites

Today’s release of Firefox includes various features for developers and users that enable a richer and safer experience on the web. WebGL 2 enables a new

Introducing Mozilla Firefox Accounts

Mozilla is a trusted organization, founded on a mission to promote openness, innovation and opportunity online. We move the Web forward as a platform for d

WebExtensions in Firefox 52

Firefox 52 landed in Developer Edition this week, so we have another update on WebExtensions for you. WebExtensions are becoming the standard for add-on development in Firefox. API Parity The ...

Firefox OS Shows Continued Global Growth

Firefox OS is now available on three continents with 12 smartphones offered by 13 operators in 24 countries. As the only truly open mobile operating system

Firefox Roadmap for Flash End-Of-Life

This morning, Adobe announced its roadmap to stop supporting Flash at the end of 2020. Working with Adobe and other browser vendors, Mozilla has prepared a roadmap for Flash support ...

Firefox 2022’s top features

Before we close the year, we wanted to take a moment to reflect and look back on what we accomplished in 2022. This year continued to be a roller coaster r

First 3D Commercial Web Game Powered By asm.js

Play Monster Madness to see how it leverages asm.js, a supercharged subset of JavaScript and Web Port of Unreal Engine 3 for a slick, plugin-free multiplay

Firefox 12 released

Firefox for Windows, Mac and Linux makes updating the browser easier and includes more than 85 improvements to built-in developer tools. We put a lot of wo

Requiring secure contexts for all new features

Since Let’s Encrypt launched, secure contexts have become much more mature. We have witnessed the successful restriction of existing, as well as new features to secure contexts. The W3C TAG ...

Foxconn Joins the Firefox OS Eco-System

Mozilla, OTOY, Autodesk Work to Deliver High Performance Games and Apps on Web

At Mozilla, we work to move the Web forward as the platform for creating and consuming great experiences. Recently, we’ve focused on making the Web

Testing Cliqz in Firefox

About a year ago, Mozilla announced a strategic investment in Cliqz GmbH, the Munich, Germany-based provider of search and privacy tools. Today, we want to tell you about an important ...

Eight Years of Firefox

Eight years ago today, Mozilla launched the first version of Firefox. We had the audacity to believe that we could change things. We believed that a commun

Promoted Add-ons Pilot

Today, we are launching a pilot program to give developers a way to promote their add-ons on addons.mozilla.org (AMO). This pilot program, which will run between the end of September ...

Mozilla and independent researchers publish guidelines for an ad archive API

On March 28 — after urging from dozens of civil society organizations — Facebook is set to launch its advertising archive API. This tool is intended to provide researchers, journalists, and users with transparency into political ads and audience targeting on Facebook.

WebExtensions in Firefox 45

In August we announced that work had begun on the WebExtensions API as the future of developing add-ons in Firefox. This post covers the progress we’ve made since then. WebExtensions ...

Firefox 13 Released - Homepage + Speed Improvements

Firefox makes it faster and easier to get where you want to go on the Web with a redesigned Home Page and New Tab experience. The Home Page now includes ic

Multi-account containers add-on sync feature

The Multi-Account Containers Add-on will now sync your container configuration and site assignments. Firefox Multi-Account Containers allows users to separate their online identities into different tab types called Containers. Each ...

Multi-Account Containers Add-on on Mozilla VPN

At Mozilla, online privacy has always been one of our top priorities. Recently we announced Total Cookie Protection on Firefox Focus to combat cross-site t

A new browsing experience arrives in Firefox for Android Nightly

We tested Firefox Preview, the new Firefox experience for Android, together with our users for 6 months. Now it's coming to Firefox for Android Nightly.

What’s going on in the world of extensions

About one-third of Firefox users have installed an add-on before – whether it’s an extension to add powerful and customizable features or a visual them

Add-ons in 2017

A little more than a year ago we started talking about where add-ons were headed, and what the future would look like. It’s been busy, and we wanted to give ...

Stopping FTP support in Firefox 90

The File Transfer Protocol (FTP) has long been a convenient file exchange mechanism between computers on a network. While this standard protocol has been supported in all major browsers ...

Chrome and Opera Optimize for Mozilla-Pioneered Asm.js

Browsers Join Firefox as approved for running Epic Citadel Mozilla has been working hard to make asm.js as fast as possible in Firefox and progress has been really solid. Less ...

Distrusting New WoSign and StartCom Certificates

Mozilla has discovered that a Certificate Authority (CA) called WoSign has had a number of technical and management failures. Most seriously, we discovered they were backdating SSL certificates in order ...

Firefox Beta for Windows 10 on Qualcomm Snapdragon Now Available

Today, we’re excited to report the availability of our ARM64-native build of Firefox for Snapdragon-powered Windows 10 Always Connected PCs in our beta release channel, a channel aimed at developers or early tech adopters to test upcoming features before they’re released to consumers.

Updated Firefox Security Indicators

Cross posting this. It was written a couple months ago and posted to Mozilla’s Security Blog This article was coauthored by Aislinn Grigas, Senior Interaction Designer, Firefox Desktop November 3, 2015 Over the past few months, Mozilla has been improving the user experience of our privacy and security features in…

Webmaker for Android

Mozilla is excited to announce that Webmaker for Android emerges from beta today. You can download the new version of our free, open source app from Google

Trusting transferred root certificates

Mozilla’s Root Store Program has taken the position that trust is not automatically transferable between organizations. This is specifically stated in section 8 of our Root Store Policy v2.5, which ...

Firefox OS for TV: UX Overview

Introduction The user experience of Firefox OS on the television platform comes from Mozilla's vision of the Connected Home. This departure from our smart phone interface focuses on ease of ...