本页收集一些免费的工具，创建漂亮的图表。
1.ProcessOn在线版：https://www.processon.com/
2.yEd桌面版：https://www.yworks.com/products/yed
在线版：https://www.yworks.com/products/yed-live
3.Pencil桌面版：https://pencil.evolus.vn/
4.Dia桌面版：http://dia-installer.de/
5.Inkscape网址：https://inkscape.org/
6.Draw.io在线版：https://www.draw.io/
桌面版：
https://about.draw.io/integrations/#integrations_offline
7.Whimsical在线版：https://whimsical.co/
8.PlantUML在线版：http://www.plantuml.com/plantuml/
9.Mermaid在线版：https://mermaidjs.github.io/mermaid-live-editor/
10.迅捷画图在线版：https://www.liuchengtu.com/
11.百度脑图在线版：http://naotu.baidu.com/
12.Visual Paradigm Online在线版：https://online.visual-paradigm.com
13.Creately在线版：https://creately.com/
14.Coggle在线版：https://coggle.it
