The best open source alternative to Chromium is Mozilla Firefox, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to Chromium and loads of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Chromium are Brave (Free, Open Source), Waterfox (Free, Open Source), Pale Moon (Free, Open Source) and Ungoogled Chromium (Free, Open Source).
Vimb is a Vim-like web browser that is inspired by Pentadactyl and Vimprobable. The goal of Vimb is to build a completely keyboard-driven, efficient and pleasurable browsing-experience with low memory and CPU usage that is intuitive for Vim users.
A full screen browser made for interactive prototypes. Typically a framer.js/p5.js/processing.js/lottie.js/SVG/Canvas/WebGL or any webkit technology based project. Not for general internet surfing use.
This is a privacy oriented and deblobbed web browser based on Mozilla technology. It enables many features upstreamed by the Tor Uplift project using preferences from the arkenfox-user.js project. It is recommended to install 'uBlock Origin'.