Gemini is a new internet protocol which:
The canonical Gemini start page is here:
Gemini is new, so if you want to learn more, start at these three places:
List of Gemini servers, clients, and other software
Gemini Text Specification -- the text/gemini content specification
Gemini Protocol Specification -- the network protocol specification
Gempub Specification -- a new new e-book file format based on text/gemini rather than HTML and CSS
medusae.space gemini directory