Firefox

Evidence (9)

• 3Hacker News·8/4/2026open_source
  Browser extension centers content around sidebars and DevTools

  The article describes a CSS/JavaScript approach for centering a page element relative to the visible browser window rather than the page viewport, so layouts remain visually centered when sidebars or docked DevTools are open. It also introduces a small extension, center, actually, that applies the fix on pages the user does not control.

• 6Hacker News·7/31/2026framework_update
  Servo 0.4.0 adds web platform features, DOM APIs, and security fixes

  Servo 0.4.0 ships the June monthly update with a record number of commits and several new web platform features, including media query support, CSS functions, SharedWorker, and additional DOM APIs. The release also includes SpiderMonkey updates that fix multiple security vulnerabilities in Servo’s JavaScript runtime.

• 6Hacker News·7/26/2026open_source
  Vercel releases Scriptc, a TypeScript-to-native compiler

  Scriptc is a Vercel Labs project that compiles TypeScript to native binaries without bundling a JavaScript engine. The repository presents it as an experimental tool aimed at producing smaller, faster standalone executables for server-side use. Community discussion on Hacker News focused on its design, performance tradeoffs, and developer experience.

• 5Hacker News·7/21/2026product_launch
  Firefox Containers preview

  Mozilla has announced a preview of Firefox Containers, a feature that lets users separate browsing activity into distinct containers. The goal is to make it easier to isolate logins, cookies, and site data for privacy and account management.

• 6Hacker News·7/20/2026framework_update
  Firefox 153 adds Vulkan video decoding and experimental JPEG-XL

  Mozilla has released Firefox 153, which becomes the latest Extended Support Release (ESR) for organizations needing long-term stability. The update adds initial Vulkan Video decoding support, continued JPEG-XL enablement in Firefox Labs, HDR video playback on Windows, and other PDF and browser improvements.

• 5Hacker News·7/17/2026open_source
  Linux X Server Written in Assembly

  A developer has built a Linux X server called Frame entirely in Assembly, aiming for a smaller, more battery-efficient desktop stack. The post says it already runs a daily desktop setup with Firefox and GIMP, while replacing a larger set of traditional desktop components with a much smaller codebase.

• 5Hacker News·7/15/2026research
  Firefox Browser Running in WebAssembly

  A developer demo shows the full Firefox browser, including Gecko, UI components, and the SpiderMonkey JavaScript engine, compiled to run inside WebAssembly. The project uses WISP for TCP over WebSockets and includes an experimental WASM-to-JS JIT for performance testing. The author describes it as a technical experiment and points to a lighter browser-in-browser project for practical use.

• 4Hacker News·7/14/2026security
  Swiss AGOV Login Bug Blocks Verification Code Entry

  A Hacker News post describes an accessibility bug in Switzerland’s AGOV government login system that prevented the author from entering a six-digit verification code during account registration. The issue affected multiple browsers and operating systems, and support channels were hard to reach because the only contact path also required the same verification step.

• 8Anthropic News·3/6/2026security
  Anthropic and Mozilla collaborate on Firefox security fixes

  Anthropic says Claude Opus 4.6 discovered 22 Firefox vulnerabilities over two weeks, including 14 high-severity issues assigned by Mozilla. Mozilla used the reports and fixes to ship protections in Firefox 148.0, highlighting AI-assisted security research at accelerated speed.