Grammarly - Clear, effective, mistake-free writing everywhere you type.
Novelize - Novelize is an online novel writing app designed to keep authors on track.
Expresso - The award-winning Expresso editor is equally suitable as a teaching tool for the beginning user of regular expressions or as a full-featured development environment for the experienced programmer with an extensive knowledge of regular expressions.
Manuskript - Open-source tool for writers.
Writefull - Writefull provides you with the tools you need to improve the quality and consistency of your writing.
BlankPage - Stay motivated to write, and finish your story