LanguageTool - Free proofreading tool for OpenOffice, LibreOffice, Firefox, and Chrome.
Grammatica - AI powered writing assistant
Grammarly - Clear, effective, mistake-free writing everywhere you type.
InstaText - AI-based editing tool that helps you improve your text
WhiteSmoke - WhiteSmoke software products for writing and language. WhiteSmoke is a grammar checker, spell checker, style checker and more - in a single package. Also featuring translation software and English video courses.
Writecream - An A.I-powered app for generating blog articles, YouTube videos & podcasts in seconds—using just a product name and description; in addition, you can also use Writecream to generate personalized compliments for cold emails and LinkedIn sales