Data modeling web application

Question

I'm going to start developing a web application, and we need to create a data model for it.

Whether there is a

• Web site
• free and ready to go
• or open source , so I can install it on my Linux server
• which allows collaboration

for data modeling ?

Answer 1

You can use yUML , but the website only draws diagrams. You must provide all the detailed and associative information.

Answer 2

http://dbdsgnr.appspot.com/app , . SQL .