包小盒

SketchUp 草图大师

Silk – Interactive Generative Art

Apply a water effect to your photo and picture directly online and for free. Our online tool is free, you can add a water effect in one click! it is very easy you need just to upload your image, and you will get your new image with water effect.

这里就使用到了这个神奇的网...

SPACE TYPE GENERATOR

GitMind是一款免费在线思维导图软件，支持Windows/Mac/Linux多平台操作及内容同步。它提供有海量的流程图、思维导图模板可供用户直接使用，支持在线制作流程图、思维导图、组织结构图、类图、用例图、ER图、网络拓扑图以及UML图等十多种图形。