Virto Calendar is a web part calendar for Microsoft SharePoint On-Premise, designed to display events collected from any SharePoint list and other data sources in a single calendar view. It is compatible with SharePoint 2013, 2016, and 2019, and is built on the Microsoft .NET Framework 3.5.
Virto Calendar can be used as an alternative to the built-in SharePoint Calendar, offering powerful features for more convenient event management, such as:
A Google-style look and feel
The ability to combine events from different SharePoint sites into one calendar
Adding events with a single mouse click
Support for SharePoint or SQL lists as data sources
Event coloring based on list type
A date picker for quick and easy navigation
Event duration editing through simple resizing
Changing event dates via drag and drop
A single, aggregated view of all your events from different SharePoint lists
Resizable to fit your web page design
Printing any Virto SharePoint Calendar view
Virto Calendar is available in English, German, French, Spanish, Czech, Russian, Chinese and Swedish.