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Pale Moon source code This page is intended mainly for people interested in the code changes and people needing to audit the browser code for security purposes. As a regular user, you don't need the source code of the browser. Downloading the source code As of late March 2022, source code is once again available via our repository server where you may find active development and source snapshots for tagged releases as they are made available. We've opened the repositories for Pale Moon™ and the underlying UXP platform to the public and invite people to get involved with further development and community efforts. Pale Moon™: https://repo.palemoon.org/MoonchildProductions/Pale-Moon Unified XUL Platform (UXP): https://repo.palemoon.org/MoonchildProductions/UXP Please make sure you understand the mixed licensing applying to these repositories before using this source code! To download the source code tarballs for a limited number of past versions, check the source code releases: http(s)://archive.palemoon.org/source/ Please note that these are complete source code snapshots that combine the application and underlying platform code. Debug symbols: If you want to debug Windows release builds and need the debug symbols for it, you can find the symbols for individual releases matching the release binaries at the archival site: archive.palemoon.org Hints for building Pale Moon yourself Please use binaries supplied by us where possible, since we cannot provide much (if any) support for user-created builds with untested configurations or builds in unknown environments, or the build process itself. Basic instructions can be found on our developer site for Windows and Linux
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Pale Moon source code

This page is intended mainly for people interested in the code changes and people needing to audit the browser code for security purposes. As a regular user, you don't need the source code of the browser.

Downloading the source code

As of late March 2022, source code is once again available via our repository server where you may find active development and source snapshots for tagged releases as they are made available. We've opened the repositories for Pale Moon™ and the underlying UXP platform to the public and invite people to get involved with further development and community efforts.

Pale Moon™: https://repo.palemoon.org/MoonchildProductions/Pale-Moon

Unified XUL Platform (UXP): https://repo.palemoon.org/MoonchildProductions/UXP

Please make sure you understand the mixed licensing applying to these repositories before using this source code!

To download the source code tarballs for a limited number of past versions, check the source code releases:

http(s)://archive.palemoon.org/source/

Please note that these are complete source code snapshots that combine the application and underlying platform code.

Debug symbols: If you want to debug Windows release builds and need the debug symbols for it, you can find the symbols for individual releases matching the release binaries at the archival site:

archive.palemoon.org

Hints for building Pale Moon yourself

Please use binaries supplied by us where possible, since we cannot provide much (if any) support for user-created builds with untested configurations or builds in unknown environments, or the build process itself.
Basic instructions can be found on our developer site for Windows and Linux