MkDocs - Project documentation with Markdown.
Lokalise - Localization tool for software developers. Web-based collaborative multi-platform editor, API/CLI, numerous plugins, iOS and Android SDK.
GitBook - Modern Publishing, Simply taking your books from ideas to finished, polished books.
Phrase - A platform offering AI-powered translation tools for localization at scale.
Docusaurus - Easy to maintain open source documentation websites
Crowdin - Localize your product in a seamless way