GDevelop is an open-source, cross-platform game creator designed to be used by everyone - no programming skills required.
GDevelop needs your help to be available in lots of different language! You can freely contribute to the translations being made.
If you're proficient in a language and have some time to proof-reader the translations/fix them, contact 4ian to be assigned as a proof-reader.
You can also help to translate the website of GDevelop: