Notion – All-In_One Workspace
https://www.notion.so/

Write, plan, collaborate, and get organized. Notion is all you need — in one tool. For teams & individuals — Web, Mobile, Mac, Windows. This will be added to World Wide Web Reference Subject Tracer™. This will be added to Business Intelligence Resources Subject Tracer™. This will be added to Entrepreneurial Resources Subject Tracer™. This will be added to the tools section of Research Resources Subject Tracer™.