
Description: Sentencedict is a free online dictionary and grammar reference tool. It allows users to look up words and phrases to see definitions, parts of speech, synonyms, antonyms, and example sentences.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Tr-ex.me is a free and open-source browser-based traffic generator and network stress testing utility. It can simulate various types of network traffic and analyze performance characteristics.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API