Current Version: 3.0.4 Service Pack 2 (opens in a new browser window) In this demo, you can: Try it out on your desktop. Try it in your container and/or development environment. Try the software with your OPC Server(s). Try  the controls in your application and then later purchase a license & continue development. What are the limitations of this demo? Registration reminders are displayed every time you start your application reminding you that this is an evaluation copy only. (a license is required to obtain development tech support or to have rights to distribute your compiled application) OPC Client connections will last for 5 minutes before automatically disconnecting from the OPC Server. What gets installed in this demo? Instrument Pack Standard Instrument Pack Professional Instrument Pack Ultra Plot Pack Help documentation (opens in a new browser window) Free OPC server demos - Software Toolbox offers over 50 different OPC servers for a variety of industrial automation and control hardware systems.  Free demonstration versions are available on all OPC servers. Click for OPC server list.