HackPad is a very user-friendly wiki platform which allows you to co-work and co-edit text documents containing images and videos with maximum ease and least effort. Easy to edit documents keep everyone on the same page. Authorship colors show you who wrote what. Easy sharing. Invite collaborators by name or email, or just share the URL. Link at the speed of thought. Just type '@' and you're creating links or new pages. Keep track of all your plans using task lists.