Padlet - Visual boards for organizing anything.
Outgrow - Enabling marketers boost conversion with interactive, beautiful & viral quizzes/calculators.
Pinterest - Pinterest is a visual discovery tool that you can use to find ideas for all your projects and interests.
Joomag - Joomag is the all-in-one digital publishing platform empowering businesses large and small to create, distribute, track, and monetize their interactive content.
Pearltrees - Pearltrees is a place to organize all your interests. It lets you organize, explore and share everything you like.
uberflip - Organize and Centralize ALL of your Content in minutes