The Daylight system has integrated web capabilities which allow access to Daylight tools via web browser. The "DayCGI toolkit" is not a rigorously defined API as is the dt_ function libraries, the true Daylight Toolkit. Rather, DayCGI programming means combining an assortment of Daylight and non-Daylight tools to deliver Daylight database and computational services via the web.
thorget.cgiweb application described and downloadable from
http://www.daylight.com/support/contrib/jj/daycgi/. First find the web page and download the tar archive. Un-tar the contents into a temporary directory for inspection and read the instructions provided in the comments of