Pale Moon 33.8.0
Software When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Razvan Serea News Reporter Neowin · Jul 1, 2025 14:58 EDT 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 33.8.0 release notes: Pale Moon now includes all non-ubiquitous image and media types in the navigation Accept: header, as discussed in the relevant whatwg fetch spec issue. Implemented .toJSON() for DOMRect, DOMPoint and DOMMatrix. Added a base implementation of the SVGGeometryElement API. This is currently limited to .pathLength, getTotalLength() and getPointAtLength(distance)for SVG paths. Added a base-64/character validity grammar check for CSP nonces. Enabled JPEG-XL support unconditionally. Improved desktop ARM media capabilities. Improved our handling of CSP checks (multiple improvements surrounding loading principal checks). Added several Mac-specific file types to be treated as executables. Updated the emoji font to Unicode 16.0.0. We can now finally have the "tired dev" emoji ! Updated SQLite library to 3.50.1. Updated NSS to 3.90.7.1 to fix some issues with some sites due to prior root certificate updates. Updated code dealing with internal URL rewrites for Youtube. Changed the Firefox compatibility mode version to 128. Changed how .click() on elements is handled. See implementation notes. Changed DOMMatrix's rotate() and rotateSelf() functions to accept 3D rotation instead of 2D, per spec. Changed CSS parameter animation to round values instead of truncating them, per spec. This affects all integer properties (e.g. z-order) and font-stretching. Changed HTML element attribute parsing to additionally escape characters, per spec. Fixed a regression in XUL elements where column selection would omit the first-defined column. Fixed a minor issue in DOMSVGPoint finity checks. Fixed some minor platform issues and updated Mac SDK checks. Fixed an issue when device contrast values would be unset in Mac or Windows+DirectWrite. Fixed an issue in 33.7.2's updated "Copy as curl" feature which could potentially mangle URLs. Fixed an issue with FontFaceSet loading. Removed support for very old libavcodec versions (before v58). Removed the CSP referrer directive as it's no longer in the spec. Removed preloading of a number of media libraries on Windows. See implementation notes. Removed the allowance of in image maps. Only is now supported. Removed several obsolete and unused preferences from about:config. Removed obsolete NPN preferences and calls. NPN has long since been replaced by ALPN. Removed obsolete SVGZoomEvent interface and handlers. Security issues addressed: CVE-2025-6429, CVE-2025-6424 (DiD) and CVE-2025-6426. Download: Pale Moon (64-bit) | Portable 64-bit | ~40.0 MB (Freeware) Download: Pale Moon (32-bit) | Portable 32-bit Links: Pale Moon Homepage | Add-ons | Themes | Extensions | Screenshot Get alerted to all of our Software updates on Twitter at @NeowinSoftware