Library of ASP.NET scheduling user-interface controls that use the traditional ASP.NET WebForms web control model. Works with .NET Framework 2 and higher.
Library of scheduling UI components that use the lightweight client-side component model of ASP.NET MVC and an includes an integrated server-side backend. Works with ASP.NET MVC 3, 4, and 5.
Free and open-source version of DayPilot that is available under a business-friendly Apache License 2.0.