Zimbra Portlet and SSO

[flatburger]

i want to show zimbra calendar, todo, and all the collab to in portlet,

can anyone share it? how to do it

am i have to develop from scratch?

and is the SSO the main important thing before start this integration?

[KevinH]

SSO is one part (you can use our preauth support). You also should look at the JSP tags and code from the Standard (HTML/JSP) client. These will make it very easy to expose some of the Zimbra data as a portlet.