
Description: Ninchanese is a free web and mobile app for learning Chinese. It uses spaced repetition, audio lessons, and games to help beginners learn to speak, read, and write Chinese characters.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: WordListHub.com is a free online word list generator and vocabulary builder. It allows you to easily create custom word lists for study aids, writing prompts, and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API