Pale Moon 20.0.1

Pale Moon is a custom-built and optimized Firefox-based browser for Windows operating systems with current, high performance processors. It looks identical to the standard Firefox browser and supports Firefox extensions, themes and identities.

Features:

Highly optimized for modern processors
100% Firefox sourced: As safe as the browser that has seen years of development.
Uses slightly less memory because of disabled redundant and optional code
Significant speed increases for page drawing and script processing
Stability: experience fewer browser crashes.
Support for SVG and Canvas, and downloadable fonts including WOFF
Support for HTML5 and WebGL (v4+)
Support for Firefox extensions (add-ons), themes and personas
Support for OOPP (Out-of-process plugin execution)
Able to use existing Firefox bookmarks and settings with this migration tool

What's new in this version:

This is mostly a bugfix, security and performance update, but with a number of new features as well, based on the Firefox 20 code base. Full details can be found in the Release notes.

New/updated/changed major features:

Per-window Private Browsing. Learn more.
Panel-based download manager. See the detailed changelog for more information.
Ability to close hanging plugins, without the browser hanging.
Performance improvements related to common browser tasks.
Pale Moon specific Cairo performance fix for scaling/panning/zooming of HTML5 drawing surfaces.
Pale Moon specific fixes for performance of drawing elements (gradients, etc.).
HTML5 canvas now supports blend modes.
Various HTML5 audio and video improvements.
Update of the Status Bar code to work with the new code base.
ECMAScript for XML (E4X) is kept available for add-ons. Note that this will be removed in future versions as E4X is obsolete.
Developer tools have been enabled by default, considering the code is practically impactless unless actually used.
Theming has been worked on to provide better contrast on glass/dark themes and to work around styling issues present in v19.
Updated fallback character sets to Windows-1252.
Restored legacy function key handling (uplifted from Firefox 22).
Fixed UNC path handling (Chemspill Firefox 20.0.1).
Always enable the use of personas, also in Private Browsing mode.
Experimental: support for H.264 videos (disabled by default)