Minzel - Minzel is a beautiful and free mindmapping tool built for creatives and gives you the power to...

Padlet - Visual boards for organizing anything.

TiddlyMap - An interactive concept- and mind-mapping plugin for the personal note-taking software TiddlyWiki based on the Vis.js library. It's free and open-source!

Quizalize - Quizalize is a leading web-based and mobile-based classroom application that delivers the best and easiest way to differentiates your teaching.

MindNet - MindNet is an effective productivity and learning tool that allows you to take notes, write down ideas, learn, brainstorm your mind, and much more in intuitive graphical mind maps.

Popplet - Popplet is the simplest application to capture and organize your idea.