
Description: LanguageTool is an open-source proofreading application that checks for grammar, style, and spelling issues in over 20 languages. It can be integrated into various text editors and web browsers as an add-on.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: ProWritingAid is an online editing tool to help writers improve their writing quality. It analyzes writing for grammar, spelling, pacing, repetition, style, and more. Useful for all types of writing from blog posts to novels.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API