OrgScheduler 1plus1 5.3 
This software does allow multiple users to update one calendar. Meaning the calendar belongs to everyone and everyone can read and write to it. OrgScheduler 1+1 gives you low cost network solution for sharing central planner simultaneously with everyone in your workgroup. You can even set network alarms to remind the whole office of an important event, like a meeting, in real-time. The program will show the complete list of active connections. All information is stored in a central database. Access to the OrgScheduler is controlled by the user security profiles. This is why information is always safe with OrgScheduler, whether it is implemented on a local network or on the Internet.
 
برنامه ای برای مدیریت و استفاده از یک تقویم با قابلیت امکان اعمال تغییرات برای چند نفر با اعمال محدودیت های مناسب