"Alias" is translatable so that you can change the word to "A.K.A." which might be the better term. It's up to you!
You can find the sources on GitHub: https://github.com/R-J/Alias
v0.3 Fixed error: when user never changed his name but edited his profile, the word "Alias" was displayed
v0.4 Minor code cleanup
v0.5 Merged hgtonights pull request to fix UI experience: spaces between usernames, don't show "Alias" when there are none