ProfExam Simulator - Test engine for certification exam preparation.
Crowdin - Localize your product in a seamless way
VceTrainer.com - Web-based VCE exam simulator.
POEditor - The translation and localization management platform that's easy to use *and* affordable!
Adit Testdesk - Create, run, and grade all sorts of tests automatically!
Lokalise - Localization tool for software developers. Web-based collaborative multi-platform editor, API/CLI, numerous plugins, iOS and Android SDK.