NowComment has the most sophisticated collaboration tools available for group discussion, annotation, and curation of texts, images, and videos.
It displays threaded commenting alongside the sentences and paragraphs of texts, the areas of images, and timestamps of videos to create engaging online conversations literally in context. Brainstorm, debate, and collaborate as never before!
Twiddla is a free, no-setup, web-based meeting playground. Mark up websites, graphics, and photos, or start brainstorming on a blank canvas. Voice and Text chat too!
What is Spiral? A suite of web apps that can be used on any internet-connected device. Simple tools that mirror classroom practice and can be used across all devices.
Project management with collaborators,
project sharing with the public
The Open Science Framework (OSF) supports the entire research lifecycle: planning, execution, reporting, archiving, and discovery.
Y. Mor, J. Tholander, and J. Holmberg. The 10th Computer Supported Collaborative Learning (CSCL) conference (2005), page 450 - 459. Taipei, Taiwan, Lawrence Erlbaum Associates, (2006)