Current DDNet client translation status showing how many of the messages are translated:
100% swedish
100% spanish
100% russian
100% polish
100% german
100% catalan
99% simplified_chinese
99% hungarian
99% french
99% dutch
95% brazilian_portuguese
85% traditional_chinese
75% portuguese
55% persian
54% romanian
54% kyrgyz
54% greek
53% turkish
53% slovak
53% serbian
53% norwegian
53% korean
53% japanese
53% italian
53% finnish
53% danish
53% czech
53% chuvash
53% bulgarian
53% bosnian
53% belarusian
38% ukrainian
If you want to help translate: For the translation edit the respective language file in data/languages/ and create a PR on https://github.com/ddnet/ddnet/ (or just send it to us some other way)(edited)