非常實用的流程圖工具
https://cacoo.com/
Cacoo is a user friendly online drawing tool that allows you to create a variety of diagrams such as site maps, wire frames, UML and network charts. Cacoo can be used free of charge.
好用之處:
免費線上製作 25 個 diagram
可與其他人同時修改
免費版可 export PNG, 已經足夠吧!
還提供 5 種不同 templates
有 iPhone layout, ER diagram, network flow , etc