This browser, even though fairly close to Gecko-based browsers like Mozilla Firefox and SeaMonkey in the way it works, is based on a different (forked) layout engine and offers a different set of features. Extensive and growing support for existing web standards.

Will continue to support NPAPI plugins like Silverlight, Adobe Flash and Java.

Superior gradients and fonts compared to other rendering engines.

Smooth and speedy page drawing and script processing.

Support for easily-created lightweight themes (toolbar skins).

Support for full themes: total freedom for any element's design.

Familiar, efficient, fully customizable interface.

Privacy-aware: zero ads no telemetry, spyware or data gathering.

Supported by our user community, and fully non-profit.

Extensible with a growing number of maintained XUL browser extensions.

Secure: Additional security features and security-aware development.

Safe: forked from mature Mozilla platform code and regularly updated with the latest security patches.

Based on our own optimized layout and rendering engine, Goanna™.

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 a number of years ago, with carefully selected features and optimizations to improve the browser's stability and user experience, while offering full customization and a growing collection of extensions and themes to make the browser truly your own.

Make sure to get the most out of your browser!

Pale Moon is an Open Source, Goanna-based web browser available for Microsoft Windows and Linux (with contributed other operating system support), focusing on efficiency and customization.

Pale Moon 32.3.1 for mac instal