Zuunote - A web-based and Markdown-based note-taking app that's reimagining writing experience in Markdown that everyone can enjoy.

Grammarly - Clear, effective, mistake-free writing everywhere you type.

Typora - A minimal Markdown reading & writing app.

LanguageTool - Free proofreading tool for OpenOffice, LibreOffice, Firefox, and Chrome.

Obsidian.md - A second brain, for you, forever. Obsidian is a powerful knowledge base that works on top of a local folder of plain text Markdown files.

Outwrite.com - Write better everywhere with Outwrite's proofreading and paraphrasing tool.