This library lets you validate usernames against a blacklist. The blacklist data is based on the data from The-Big-Username-Blacklist and contains privilege, programming terms, section names, financial terms and actions. see also... - https://github.com/marteinn/The-Big-Username-Blacklist - https://pypi.python.org/pypi/the_big_username_blacklist - https://www.npmjs.com/package/the-big-username-blacklist