Community Downloads for IIS...

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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All Community Contributed Downloads

Brotli Compression Scheme Plugin

Published on 02/06/2018 by saucecontrol


This Compression Scheme Plugin exposes Google's Brotli encoding library to the IIS built-in Static and Dynamic Compression Modules. This plugin requires no additional licensing and is free for all users.

ISAPI SCGI extension

Published on 12/27/2014 by apn


The ISAPI SCGI extension adds support for the Simple Common Gateway Interface protocol to IIS. SCGI is a standard for communicating between web servers and application servers on the back end offering similar benefits to FastCGI but significantly simpler.

PageSpeed Optimization powered by Google's official SDK

Published on 05/16/2013 by oschaaf


PageSpeed optimization module powered by Google's official PageSpeed optimization libraries. Speedy and optimized web pages help maximize visitor engagement, retention, and conversions. Google's PageSpeed platform offers insights, recommendations, and tools to automatically comply with best practices from the web performance optimization industry. Optimizes the output and PageSpeed grade of any IIS system, including static content, ASP.NET, PHP, ColdFusion, and Application Request Routing. Ca...

Aptimize Website Accelerator

Published on 04/16/2010 by aptimize


The world’s biggest companies trust Aptimize to accelerate their websites and intranets. Aptimize Website Accelerator is an ISAPI filter for Microsoft IIS that automates performance tuning by dynamically optimizing web pages for high performance at runtime – just before a page is sent from web server to browser. Aptimize helps you reduce page load times by up to 75%.

IISxpress 2.5

Published on 03/17/2009 by ripcord


IISxpress is a powerful and highly configurable compression plug-in for IIS. IISxpress enhances the latest Microsoft web technologies like ASP.NET and Ajax (not forgetting ASP, ISAPI Coldfusion and CGI) by reducing page footprint allowing you to concentrate on deploying rich content without worrying about end user download performance and bandwidth costs. With IISxpress you can significantly reduce the download footprint of HTML, JS, CSS, XML, SOAP, XMLRPC and most binary content types. IISxp...

httpZip HTTP Compression for IIS

Published on 03/16/2009 by port80


HTTP compression accelerates page loads, speeds up web apps, and reduces bandwidth costs dramatically. HttpZip transparently compresses webpages to reduce file sizes to as little as 2% of their original size (that's 98% smaller!). Safe defaults make httpZip an excellent choice for hosting providers or any site/app with complex code. With MIME type, file, and directory exclusions, browser compatibility checking delivers granular control over safe file compression.