-prefix-free lets you use only unprefixed CSS properties everywhere. It works behind the scenes, adding the current browser’s prefix to any CSS code, only when it’s needed.
“[-prefix-free is] fantastic, top-notch work! Thank you for creating and sharing it.”
— Eric Meyer
<link> or <style> elements and adds a vendor prefix where neededstyle attribute and adds a vendor prefix where needed<link> or <style> elements, style attribute changes and CSSOM changes (requires plugin).css() method get and set unprefixed properties (requires plugin)@import-ed files is not supportedstyle attribute) won’t work in IE and Firefox < 3.6. Properties as well in Firefox < 3.6.Check this page’s stylesheet ;-)
You can also visit the Test Drive page, type in any code you want and check out how it would get prefixed for the current browser.
Just include prefixfree.js anywhere in your page. It is recommended to put it right after the stylesheets, to minimize FOUC
That’s it, you’re done!
The target browser support is IE9+, Opera 10+, Firefox 3.5+, Safari 4+ and Chrome on desktop and Mobile Safari, Android browser, Chrome and Opera Mobile on mobile.
If it doesn’t work in any of those, it’s a bug so please report it. Just before you do, please make sure that it’s not because the browser doesn’t support a CSS3 feature at all, even with a prefix.
In older browsers like IE8, nothing will break, just properties won’t get prefixed. Which wouldn’t be useful anyway as IE8 doesn’t support much CSS3 ;)
Test the prefixing that -prefix-free would do for this browser, by writing some CSS below:
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If you could provide more specific details on what you're looking for (e.g., academic resources, industry trends, legal considerations), I'd be happy to offer more targeted advice.
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: Due to the "mature" nature, these archives almost always require age verification.
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The landscape of mature entertainment and media archiving is undergoing a profound shift in 2026. As the digital age enters a more refined phase, the preservation of "mature" content—defined by both its adult-oriented themes and its historical "maturity" or age—has become a multi-billion dollar industry.
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If you could provide more specific details on what you're looking for (e.g., academic resources, industry trends, legal considerations), I'd be happy to offer more targeted advice. The landscape of mature entertainment and media archiving
Warner Bros. Discovery’s recent emphasis on Turner Classic Movies (TCM) and the deep cataloging on Max highlights a trend. Similarly, platforms like Criterion Channel and MUBI have built entire business models exclusively on mature, curated archives. If you could provide more specific details on
The preservation and curation of mature archive entertainment and media content are crucial to ensuring that these materials are available for future generations. This involves:
: Due to the "mature" nature, these archives almost always require age verification.
Mature archive entertainment and media content refer to the collection, preservation, and distribution of adult-oriented materials, including films, television shows, music, and other forms of media that are intended for mature audiences only. These archives can be physical, such as libraries or repositories, or digital, such as online databases or streaming platforms.