1337Converter.com is the successor and lightweight version of the original "Universal Leet (L337, L33T, 1337) Converter", previously hosted at robertecker.com/hp/research/leet-converter.php. Our mission is to provide a simple, fast, and accessible tool for converting standard text into leetspeak while educating users about this fascinating aspect of Internet culture.
Leetspeak (also written as "leet" or "1337") is a system of modified spellings and verbalizations used primarily on the Internet. It uses various combinations of ASCII characters to replace Latin letters. The term "leet" itself is derived from the word "elite", and the practice originated in the 1980s on bulletin board systems (BBS).
Leetspeak has its roots in the early days of online communication:
While leetspeak emerged as a serious communication method, today it serves various purposes:
Head back to our converter and start transforming your text into authentic leetspeak!