URLCrazy enables the study of domainname typos and URL hijacking. URLCrazy is a domainname typo generator that generates 13 types of typos, knows over 8000 common misspellings, supports multiple keyboard layouts, can check if a typo is a valid domain, tests if domain typos are in use, and estimates the popularity of a typo.
You can download it from the following link: https://packetstormsecurity.com/files/download/105145/urlcrazy-0.4.tar.gz
Source: https://packetstormsecurity.com/files/105145/URLCrazy-Domain-Name-Typo-Tool-0.4.html