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Mozilla Hacks – the Web developer blog
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Latest posts
Last updated 14 days ago
Behind the Scenes Hardening Firefox with Claude Mythos Preview
14 days ago
Two weeks ago we announced that we had identified and fixed an...
Trustworthy JavaScript for the Open Web
16 days ago
The open web is a critical platform for applications that handle highly...
Firefox Developer Edition and Beta: Try out Mozilla’s .rpm package!
about 2 months ago
In January, we introduced our Nightly package for RPM-based Linux distributions. Today...
Making WebAssembly a first-class language on the Web
3 months ago
This post is an expanded version of a presentation I gave at...
Goodbye innerHTML, Hello setHTML: Stronger XSS Protection in Firefox 148
3 months ago
Cross-site scripting (XSS) remains one of the most prevalent vulnerabilities on the...
Launching Interop 2026
3 months ago
The Interop Project is a cross-browser initiative to improve web compatibility in...
CRLite: Fast, private, and comprehensive certificate revocation checking in Firefox
9 months ago
Firefox is now the first and the only browser to deploy fast...
Improving Firefox Stability in the Enterprise by Reducing DLL Injection
about 1 year ago
Beginning in version 138, Firefox will offer an alternative to DLL injection...
Launching Interop 2025
over 1 year ago
Launching Interop 2025 The Interop Project is a collaboration between browser vendors...
Introducing Uniffi for React Native: Rust-Powered Turbo Modules
over 1 year ago
Today Mozilla and Filament are releasing Uniffi for React Native, a new...
Llamafile v0.8.14: a new UI, performance gains, and more
over 1 year ago
We’ve just released Llamafile 0.8.14, the latest version of our popular open...
0Din: A GenAI Bug Bounty Program – Securing Tomorrow’s AI Together
almost 2 years ago
Introduction As AI continues to evolve, so do the threats against it...