Creately - The new interface for work to ideate, plan, and execute
Diagrams for Mac - A diagram editor for visualizing structures and processes
LucidChart - LucidChart is the missing link in online productivity suites. LucidChart allows users to create, collaborate on, and publish attractive flowcharts and other diagrams from a web browser.
Quick Diagram - A tool for generating diagrams and flowcharts from text.
Cacoo - A cloud-based diagram maker for companies, teams, and you.
nivo - nivo provides a rich set of dataviz components