SMF can refer to either Silverlight Media Framework or Simple Machines Forum or a Solaris service manager or Standard MIDI File. For disambiguation, please use the MMPPF tag for the Silverlight Media Framework questions, as it's the new official name.
This tag is ambiguous.
For Simple Machines Forum
Simple Machines Forum is at https://www.simplemachines.org/.
For Silverlight Media Framework
Please use the mmppf tag for the Silverlight Media Framework questions, as it's the new official name.
Description from the official Wiki for Microsoft's SMF: https://archive.codeplex.com/?p=smf
Microsoft's open source media player framework - a component of the Microsoft Media Platform.
This project was formerly known as the Silverlight Media Framework (SMF). enables developers to quickly deploy a robust, scalable, customizable media player for IIS Smooth Streaming delivery. The MMPPF builds on the core functionality of the Smooth Streaming Client (formerly known as the "Smooth Streaming Player Development Kit") and adds a large number of additional features, including an extensibility API that allows developers to create plugins for the framework. The MMPPF also now includes full support for Windows Phone 7 so developers can incorporate high-end video playback experiences in their Windows Phone 7 applications.
For Service Management Facility
A feature of the Solaris operating system. See https://en.wikipedia.org/wiki/Service_Management_Facility.