URI Schemes Beyond HTTPS

A URI scheme is the protocol prefix before :. https: is not the only one.

Common Non-Web Schemes

Scheme	Protocol	Notes
`ftp: \| File Transfer Protocol \| File transfers \| \| mailto: \| Email composition \| Handed off to mail client \| \| ssh:`	Secure Shell	Terminal access
`irc: \| Internet Relay Chat \| Chat \| \| magnet: \| BitTorrent/P2P \| Peer-to-peer downloads \| ===== Small Web Schemes ===== ^ Scheme ^ Protocol ^ Notes ^ \| finger:`	Finger	User info, .plan files
`gopher: \| Gopher \| Hierarchical menus, text docs \| \| gemini:`	Gemini	Lightweight, TLS-required documents

Most mainstream browsers don't handle these — they require dedicated clients.