91
Tilt: Visualize your web page's DOM in 3D
Tilt is a Firefox extension that lets you visualize any web page DOM tree in 3D. It is being developed by Victor Porof (3D developer responsible with the Firefox extension ...
Mozilla Hacks
Mozilla Hacks is written for web developers, designers and everyone who builds for the Web. Hacks is produced by Mozilla's Developer Relations team and features hundreds of posts from Mozilla ...
- Popular posts
- 219
- Total points
- 65,445
- HN comments
- 22,971
- Rank
- #9 company
Visit hacks.mozilla.org → RSS feedOn Hacker News May 2010 – May 2026
Web & Frontend 170Software Engineering 69Tools & Productivity 44Systems & Performance 35Tech Industry & Business 31Security & Privacy 19
92
Make the Web Work for Everyone
Updated 2016/07/22: Commenters found a few data errors (thanks!) which have now been corrected. Millions of websites have compatibility problems on one or more of the major browsers, leading to ...
93
Firefox’s New Memory Tool
Firefox Developer Edition 44, released last week, includes a brand new memory tool to help you understand how your web applications are using and retaining memory. This is especially useful ...
94
The Mozilla Developer Network has a New Face
Last summer the Mozilla Developer Network (MDN) underwent a massive platform change, moving from a hosted third-party solution to our own custom Django application code-named Kuma. That move laid the ...
95
Using WebAssembly from .NET with Wasmtime
How to use Wasmtime in a .NET application to load and execute WebAssembly code.
96
Firefox 55: WebVR and more
Firefox on Windows is the first desktop browser to support the new WebVR standard (and macOS support is ready now in Nightly!) You'll find many new features for developers, as ...
97
Faster Layouts with CSS Grid and Subgrid
CSS Grid has been available in most major browsers since early 2017, and it makes web layout more powerful than ever before. But complex-looking new syntax (line-names! grid-areas! minmax! fit-content! ...
98
Securing Firefox with WebAssembly
Protecting the security and privacy of individuals is a central tenet of Mozilla’s mission. While we continue to make extensive use of both sandboxing and Rust in Firefox to address ...
99
Firefox 75: Ambitions for April
Firefox 75 is chock full of handy new dev tooling: instant evaluation in the web console, event breakpoints for WebSockets, and more. New web platform features include HTML lazy loading ...
100
Fast, Bump-Allocated Virtual Doms with Rust and Wasm
Dodrio is a new virtual DOM library that is designed to leverage the strengths of both Wasm’s linear memory and Rust’s low-level control by making extensive use of fast bump ...
101
Caniuse and MDN compatibility data collaboration
Today we’re announcing the integration of MDN’s compat data into the caniuse website. Together, we’re bringing even more web compatibility information into the hands of web developers.
102
Why WebAssembly Is Faster Than Asm.js
Performance is tricky to measure, and has many aspects. Also, in a new technology there are always going to be not-yet-optimized cases. So not every single benchmark will be fast ...
103
A Taste of JavaScript's New Parallel Primitives
Author's note: Since this post was written, the API of postMessage has changed slightly. When sending a SharedArrayBuffer with postMessage, the buffer should no longer be in the transfer list ...
104
How fast is PDF.js?
Hi, my name is Thorben and I work at Opera Software in Oslo, not at Mozilla. So, how did I end up writing for Mozilla Hacks? Maybe you know that ...
105
A cartoon intro to WebAssembly
WebAssembly is a way of taking code written in programming languages other than JavaScript and running that code in the browser. So when people say that WebAssembly is fast, what ...
106
Browser Fuzzing at Mozilla
Mozilla has been fuzzing Firefox for a while. It has proven to be one of the most efficient ways to identify quality and security issues.
107
Changes to SameSite Cookie Behavior – A Call to Action for Web Developers
Browsers are changing the default value of the SameSite attribute for cookies from None to Lax. This will greatly improve security for users. However, some web sites may depend (even ...
108
Firefox – tons of tools for web developers
One of the goals of Firefox have always been to make the lives of web developers as easy and productive as possible, by providing tools and a very extensible web ...
109
JsDelivr – The advanced open source public CDN
This is a guest post by Dmitriy Akulov and his project jsDelivr. – Editor's note. As a developer you are probably aware of Google Hosted Libraries. Google offers an easy ...
110
How to Spread The Word About Your Code
You spent an entire weekend building a library, jQuery plugin, build tool, or other great piece of code you wanted to share far and wide, but after some tweets and ...
111
How MDN's Autocomplete Search Works
Autocomplete search added to MDN Web Docs allows you to quickly jump to the document you're looking for by typing parts of the document title
112
A Taste of WebGPU in Firefox
WebGPU is an emerging API, designed from the ground up within the W3C, to provide access to the graphics and computing capabilities of hardware on the web.
113
Firefox OS Apps run on Android
At Mozilla we believe that apps and browsing are best viewed as cooperative and symbiotic, each better when working together. We are working to strengthen that relationship by building an ...
114
Introducing WebAPI
Mozilla would like to introduce WebAPI with the goal to provide a basic HTML5 phone experience within 3 to 6 months. The current situation Where we are today, there's ...
115
ES modules: A cartoon deep-dive
ES modules bring an official, standardized module system to JavaScript. With the release of Firefox 60 in May, all major browsers will support ES modules, and there is current work ...
116
Firefox 71
Please welcome Firefox 71 to the stage! This time around, we have a plethora of new developer tools features including the web socket message inspector, console multi-line editor mode, log ...
117
Introducing SIMD.js
SIMD stands for Single Instruction Multiple Data, and is the name for performing operations on multiple data elements together. For example, a SIMD add instruction can add multiple values, in ...
118
JavaScript to Rust and Back Again: A Wasm-Bindgen Tale
Recently we’ve seen how WebAssembly is incredibly fast to compile, speeding up JS libraries, and generating even smaller binaries. We’ve even got a high-level plan for better interoperability between the ...
119
Safari is adopting an extensions API similar to Firefox’s WebExtensions
Safari is adopting a web-based API for browser extensions similar to Firefox’s WebExtensions API making it easy to build once and port to multiple browsers. Developers
120
Introducing Brick: Minimal-markup Web Components for Faster App Development
Those of you on the cutting HTML5 edge may have already heard of the exciting Web Components specification. If you haven't, you'll probably want to read up on what makes ...