trurl is a tool in a similar spirit of tr but for URLs. Here, 'tr' stands for translate or transpose.

trurl is a command line tool that parses and manipulates URLs, designed to help shell script authors everywhere.

• trurl @ GitHub.
• Trurl, un outil super pratique pour manipuler les URL@ Korben :fr:.

trurl is a command line tool for URL parsing and manipulation.

"How URLs work?" is an educational website that explains the counterparts of a URL by visually inspecting them.

How URLs work? @ GitHub.