If you're looking for a plugin that can handle dynamic strings and translate images directly from the translation interface, TranslatePress is a great option. This WordPress plugin has a lot of advanced features for multilingual sites, including full page translation, dynamic strings and image translation. It supports several premium machine translation services like DeepL, Google Translate and Microsoft Translator, and offers automatic translation in 132 languages. It also has customizable language switchers and browser language detection.
Another option worth considering is ConveyThis. This multilingual website platform uses AI for real-time content translation and visual content adaptation for culturally appropriate imagery. It supports more than 100 languages and can be integrated with websites built on WordPress, Shopify and BigCommerce, making it a good option for businesses that want to expand into new markets. ConveyThis also offers SEO localization and customizable language switchers to help your website reach a broader audience and improve the user experience.
For a more complete platform, Transifex is a full-stack content management system for ingesting content, translating it and publishing it. It can be integrated with tools like Figma, Jira and Contentful, and offers AI-powered human-quality translations, context-based translations and automated workflows. Transifex has specialized tools, Transifex Native and Transifex Live, for software localization and real-time website translation, respectively, so it's a good option for more complex translation needs.