Wireflow - Create beautiful flowcharts
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!
Vexlio - Instantly create precise, beautiful diagrams
textografo - Online diagramming application which generate diagrams based on text and allows real time...
Zen Flowchart - The simplest tool to create flowcharts
Minzel - Minzel is a beautiful and free mindmapping tool built for creatives and gives you the power to...