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Pagespeed for IIS: IISpeed 2.0 beta 1


Update: The previous beta expired at April 1st 2015

We are currently busy backporting the ResponsiveImagesFirstFilter from mod_pagespeed 1.10, this will provide partial srcset support. Because this has been a much requested feature we did not release 2.0 yet.

In the meanwhile we have extended the 2.0 beta 1 until June 1st 2015, you can download this extended version at .

We are running IISpeed 2.0 beta 1 ourselves and found it to be very stable. If you have any feedback regarding 2.0, positive or negative, please mail
The IISpeed 2.0 beta 1 is out for everyone to try, we would like you to try it.
Get it at This beta will expire April 1st  June 1st 2015
IISpeed 2.0 is based on mod_pagespeed stable and has no limitations. You can now test all features, including IPRO.
There will be more news and releases the coming weeks. Be sure to follow us on twitterGoogle+, or linkedin to get the latest news

Changelist IISpeed 2.0 beta 1

Important changes in 2.0

Roadmap untill the final 2.0 release

If you have any questions or remarks, please mail them to

Friday, February 6, 2015

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