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Microsoft Supported & Community Downloads for IIS...

Microsoft downloads are fully supported with future updates, bug fixes and customer support. Community downloads are submitted by IIS community members and do not benefit from Microsoft approval or support, and should be downloaded with this in mind.

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Most Microsoft Downloads can be installed using Web Platform Installer however it is not required.

All Microsoft Supported Downloads

Advanced Logging

Published by Microsoft


Monitoring and measuring media experiences is critical for understanding how users engage with content and how to more profitably deploy media. IIS Media Services’ Advanced Logging extension provides access to both real-time client and server side logs for media experiences delivered over HTTP. Advanced Logging also allows third-party analytics providers to easily access data in real-time as well as extend the set of metrics that are captured from either the client or the server.

Bit Rate Throttling

Published by Microsoft


Bit Rate Throttling, an IIS Media Services extension, saves money on network costs by metering the download speed of media and data files. For media, Bit Rate Throttling accomplishes this by automatically detecting the encoded bitrates of 11 common media formats, such as Windows Media Video (WMV), Flash Video (FLV), and MPEG-4 (MP4), and then throttling the response to the client. For any other file or MIME type, Bit Rate Throttling allows administrators to configure custom throttling rules.

Live Smooth Streaming

Published by Microsoft


Live Smooth Streaming, an IIS Media Services extension, enables adaptive streaming of live events to Smooth Streaming clients, such as Microsoft Silverlight. Using HTTP to deliver live events takes advantage of the scale of existing HTTP networks and keeps content close to your viewers, making true HD (720p+) a realistic option for live web broadcasts. The additional advantage of using HTTP-based delivery for live events is that the existing HTTP infrastructure also drastically increases live...

All Community Contributed Downloads

IIS Brotli

Published on 03/10/2016 by oschaaf


Brotli is a new compression algorith developed by Google. The smaller compressed response sizes allows for better space utilization and faster page loads. Brotli is able to outperform gzip in many situations. Current browser support is listed here. IIS Brotli automatically applies Brotli compression to IIS responses when applicable.

Silverlight IIS Smooth Streaming Offline Cache Sample

Published on 09/28/2010 by mike dodaro


This sample demonstrates implementation of ISmoothStreamingCache for the Silverlight IIS Smooth Streaming off-line scenario. The sample demonstrates implementations of the four methods of ISmoothStreamingCache : BeginRetrieve EndRetrieve BeginPersist EndPersist