Written in perl for use with NCSA httpd under Unix. Software is available . A commercial product. See also Utopia's demo calendar . Aufrance Associates' web calendar A commercial product.
Access control features unknown.
Software is available . Mark Thomas' public events calendar Also in use at the UWashington Family Practice Residency . Graphical layout presents a single month of digits with no annotation. Access control appears to be based on IP address. No categorization or alternate views by audience or type of event.