Hello,
I read that the Piwik-Team still looking for someone who help to translate the Installation and the CoreUpdater plugins.
I would like to help you, but I don’t know how I should do that.
Translations
#759, #924, #937, #939 - We need your help translating the Installation and CoreUpdater plugins! The strings are now fully translatable. We’ve added browser language detection and a language selection drop down.