Csi extension is related to ContentServ Include File. You have chance to open csi files with CS EMMS.
It is a source file which found in ContentServ project. Csi file consists of functions, variables and connections of other projects. With this file system, documents can be transferred to different areas easily or can be presented on web pages. To get detailed information about the csi files, please take a look to following links.
What to use csi
which page related to csi file
csi Related Searches
You can check related links about csi fileextension.