Pale Moon 15.3 released, download now

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.


  • 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

New and changed in this version:

Pale Moon 15.3 is an important update that sees a number of under-the-hood changes. The are no functional changes in this update.


  • The compiler has been changed to a newer version (Visual Studio 2012). This has a few consequences:
  • Better handling of the browser overall: things like smooth scrolling, the user interface and page loading should be noticeably smoother on the vast majority of computers.
  • Automatic vectorization: If your hardware supports it, more advanced processor instructions are used.
  • Support for multiple cores.
  • The 64-bit version of Pale Moon will no longer support Windows XP.
  • Incremental garbage collection for Javascript.


  • Minimize intermediate surface size in Azure to mitigate performance regression.
  • Fix SVG clip paths in Azure.
  • Fix drawing artifacts in Azure.
  • Fix fuzzy equal function.
  • Some fixes for the Windows Aero user interface that popped up with the new compiler.

Download: Pale Moon 15.3 | 13.9 MB (Freeware)
Download: Portable Pale Moon 15.3 | 15.8 MB
Download: Pale Moon 15.3 x64 | 15.2 MB
View: Homepage | Release Notes

Report a problem with article
Next Article

Avira Free Antivirus 2013 v13.0.0.2761

Previous Article

EASEUS Partition Recovery 5.6.1

6 Comments - Add comment