Online Collaboration Softwares and Apps

EtherCalc is a free and open-source web-based spreadsheet application designed for real-time collaborative editing. It allows multiple users to simultaneously view and edit the same spreadsheet directly in a web browser without requiring any software installation, making it ideal for collaborative data entry and basic calculations. ...more

DrawPile is a free and open-source collaborative drawing program that allows multiple users to sketch simultaneously on a shared canvas in real time, perfect for brainstorming, creating comics, or just having fun drawing together online. ...more