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MercuryFireDragon
Free

Free and open source.

 Free

Free and open source under the Mozilla Public License 2.0.

Windows, macOS, Linux Windows, macOS, Linux
  • Compiler-optimized Firefox builds
  • Privacy patches drawn from LibreWolf, Waterfox and IceCat
  • LibreWolf privacy patches with friendlier defaults
  • uBlock Origin, Dark Reader and Flagfox included
  • Maintained by a single developer
  • Updates can trail official Firefox releases
  • Default sync goes through a server run by Garuda Linux
  • Defaults and theming are opinionated toward Garuda Linux
Downloadable app Downloadable app
Open source Open source
License: MPL-2.0 License: MPL-2.0
No account needed No account needed
Not stated if it works offline Not stated if it works offline

Checked September 23, 2026

Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.