Are you missing translations for Arastta and the core supported extensions, or have you found a bug in a existing translation?

Then you should consider joining us at Crowdin. To translate, vote on existing translations, propose changes and fix mistakes.

Arastta Core: https://crowdin.com/project/arastta
Arastta Extensions: https://crowdin.com/project/arastta-core-addons
Arastta Mobile Apps: https://crowdin.com/project/arastta-mobile-apps

Remember this is a community based project, we all have to help out where we can to improve it, and make it a success.