HackMD enables you to create realtime collaborative markdown notes on all platforms. It could be used to organize your thoughts, discuss with your teammates, and preview the result in realtime. Not only can it power notes but slides, charts, and math expressions are also supported. Since launch, more than 220,000 notes have been taken in HackMD. We help people write their documents, memos, todo lists, write-ups, homework, tutorials, and even provide a platform for open discussion to happen. Join us now! You could write smarter! Come and love it <3