Tor

Tor is free and open-source software for enabling anonymous communication. The name is derived from an acronym for the original software project name "The Onion Router". Tor directs Internet traffic t...
Language(s): C, Python, Rust
Operating system(s): Windows, Unix, Android, Linux, Mac OS
License: BSD 3-clause license

Waterfox

Waterfox is an open-source web browser for x64 and ARM64 systems. It is intended to be speedy and ethical, and maintain support for legacy extensions dropped by Firefox, from which it is forked. There...
Language(s): C, C++, CSS, JavaScript, XUL
Operating system(s): Windows 7 or later, Mac OS, Linux, Android
License: Mozilla Public License