Enable your applications to initiate tasks at specified times and manage the schedules upon which they are initiated.

C/C++ Task Scheduling Components and Tools by MVP Systems, Inc.

JAMS for Windows .NET 4.3

JAMS brings enterprise class task scheduling to the Windows platform. Written in 100% C#, JAMS is the first cross platform task scheduler for the .NET Framework. It's easy to drop a JAMS control into your application and have integrated task scheduling in your application.

C/C++ Task Scheduling Components and Tools by SiComponents

VCL Scheduling Agent V2.0

SiComponents Scheduling Agent is a VCL wrapper for Microsoft Task Scheduler API. The main advantage of using SiComponents Scheduling Agent in comparision with other scheduling suites is that the most of work on the task maintenance and launching is performed by the operating system. That is, if you want your application runs in scheduled times you do not need to put a timer into the application and make it resident.