Compare software

LibreWolfBasilisk
Free

Free and open source under the MPL 2.0, maintained by volunteers.

 Free

The open-source application is available without a license fee.

Windows, macOS, Linux Windows, macOS, Linux
  • Deletes cookies and website data on close by default
  • Ships uBlock Origin with custom default filter lists and strict tracking protection
  • Runs classic XUL extensions that no current browser supports
  • Independent of Chromium and of current Firefox
  • The aggressive defaults break some sites and log you out every time you close the browser
  • Resist Fingerprinting changes timezone and window size reporting, which confuses a few web apps
  • Small development team, so security fixes and web compatibility lag
  • Many modern sites do not work correctly
Downloadable app Downloadable app
Open source Open source
License: MPL-2.0 License: MPL-2.0
No account needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked September 20, 2026

Checked September 22, 2026

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