Charlotte Web Browser (for VM/CMS)

Emacs/W3 & EWW for GNU Emacs

Line Mode Browser (by Tim Berners-Lee)

Lynx - web browser (and derivatives ALynx and DosLynx)

Comparison of lightweight web browsers

Gemini (protocol)

image text-based web browser

define text-based web browser

wikipedia text-based web browser

weblio text-based web browser

kotobank text-based web browser

jisho text-based web browser