Grammarly - Clear, effective, mistake-free writing everywhere you type.
Gramara - AI grammar correction with transformers
LanguageTool - Free proofreading tool for OpenOffice, LibreOffice, Firefox, and Chrome.
Correct My Grammar - Ai based tool to correct your grammar & rephrase sentences.
Grammarian PRO3 - Grammarian PRO3 is a feature-rich grammar checker that enables you to write better content without taking assistance from the English teacher.
Wordtune - AI-powered writing companion