An actively developped, keyboard-focused browser with a minimal GUI, inspired by other browsers/addons like dwb and Vimperator/Pentadactyl. It’s based on Python, PyQt5 and QtWebKit and free software, licensed under the GPL.
Uzbl is a lightweight webkit browser following the UNIX philosophy - to do one thing and do it well.Discontinued
Latest version was in 2016. See news: https://www.uzbl.org/
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.
Vimperator is a Firefox browser extension with strong inspiration from the Vim text editor, with a mind towards faster and more efficient browsing. It has similar key bindings and you could call it a modal web browser, as key bindings differ according to which mode you are in.Discontinued
Didn't make it a WebExtension