Online note-taking with zettelkasten method (connected notes)
Write, plan, collaborate, and get organized — all in one tool. Write connected notes with rich format and Export to markdown, pdf, etc.
It shouldn’t take 30 emails to schedule a 30-minute meeting. Book meetings faster with the smart scheduling power of Doodle
Online WYSIWYG Formula Editor . Fast and powerful Editing features, inputting Normal text, Math symbols, and drawing Graph.