DeepL is a translator service that stands out for its very good translation quality. It doesn't support as many languages as Google Translate, but new ones are added all the time and there are already so many that it's unlikely to reach its limits.
European spelling and grammar checkers
A spelling and grammar checker helps authors to check their texts for spelling and grammar errors.
This category contains services from companies based in a member state of the European Union (EU), the European Economic Area (EEA) and the European Free Trade Association (EFTA).
You can read more about the listing criteria here.