Pale Moon 33.4.0

Pale Moon

Pale Moon is an Open Source, Goanna-based web browser available for Microsoft Windows, Linux and Android, focusing on efficiency and ease of use. Make sure to get the most out of your browser!

Pale Moon offers you a browsing experience in a browser completely built from its own, independently developed source that has been forked off from Firefox/Mozilla code, with carefully selected features and optimizations to improve the browsers speed, resource use, stability and user experience, while offering full customization and a growing collection of extensions and themes to make the browser truly your own.

Features:

Optimized for modern processors
Based on proprietary optimized layout engine (Goanna)
Safe: forked from mature Mozilla code and regularly updated
Secure: Additional security features and security-aware development
Supported by our user community, and fully non-profit
Familiar, efficient, fully customizable interface
Support for full themes: total freedom over any elements design
Support for easily-created lightweight themes (skins)
Smooth and speedy page drawing and script processing
Increased stability: experience fewer browser crashes
Support for many Firefox extensions
Support for a growing number of Pale Moon exclusive extensions
Extensive and growing support for HTML5 and CSS3
Many customization and configuration options

Pale Moon 33.4.0 changelog:

Introduced the "ghostbuster" concept; this is an automated internal mechanism to attempt cleanup of particularly problematic web content after a tab or window is closed. See implementation notes.
Added support for the PROT_MPROTECT security feature on targets that use it (notably PaX and NetBSD).
Implemented preferences to give the user control over the Same-Origin Policy (SOP) and CORS preflight. See implementation notes.
Improved buildability on NetBSD and Altivec architectures.
Fixed building issues on Apple Silicon Mac with XCode 16.
Added workarounds for non-standard MSE/WebM/VPx encoding on YouTube that could cause video buffering and halting issues.
Dev: Changed the default credentials mode for module scripts from 'omit' to 'same-origin', aligning with mainstream.
Dev: Implemented getTransform and setTransform with DOMMatrix arguments.
Dev: Implemented ES2023 Hashbang grammar proposal.
Fixed an issue with JavaScript's StructuredClone.
Security issues addressed: CVE-2024-9396.
Rejected: CVE-2024-9398 (properly informing the user about attempts to use unhandled protocols by web pages is considered more important than potential determination whether a handler for such a protocol is installed) [full release notes]