-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:
Boring title sequences kill retention. The Pure Energy pack focuses on kinetic typography and explosive transitions. Unlike the default title presets that look dated, this pack uses motion blur and overshoot physics.
Wondershare Filmora 13 leverages the Filmstock Effects Library to provide a vast ecosystem of creative assets. In 2026, top-performing packs emphasize professional cinematic styles, social media growth tools, and advanced AI-driven enhancements.
Creators focusing on TikTok, Reels, and YouTube often benefit from specialized "influence" kits:
If you aren't looking for a full pack, many users rely on these high-utility individual effects: : For a retro or VHS aesthetic.
What makes an effects pack "top-tier"? We evaluated the current library based on three metrics:
: Bundles including "80s Retros" and "Spring Fashion" that provide themed overlays and filters. Essential Free Effects in Filmora 13
| Effect Pack | Ideal Project Type | |-------------|--------------------| | AI Portrait | Talking head YouTube, Zoom recordings, podcasts | | Glitch & Distortion | Gaming montages, meme compilations, cyberpunk intros | | Light Leaks & Flares | Travel vlogs, wedding highlights, dreamy flashbacks | | Kinetic Titles | Explainer videos, educational content, lyric videos | | Split Screen Templates | Reaction videos, comparison reviews, multi-angle tutorials | | Filmstock Motion Graphics | Branded social media posts, business promos, lower thirds |
: While Filmora 13 itself is a one-time purchase or annual subscription, many specialized effect packs (marked with pink diamonds) require an additional Filmstock subscription .
Boring title sequences kill retention. The Pure Energy pack focuses on kinetic typography and explosive transitions. Unlike the default title presets that look dated, this pack uses motion blur and overshoot physics.
Wondershare Filmora 13 leverages the Filmstock Effects Library to provide a vast ecosystem of creative assets. In 2026, top-performing packs emphasize professional cinematic styles, social media growth tools, and advanced AI-driven enhancements.
Creators focusing on TikTok, Reels, and YouTube often benefit from specialized "influence" kits: wondershare filmora 13 effects pack top
If you aren't looking for a full pack, many users rely on these high-utility individual effects: : For a retro or VHS aesthetic.
What makes an effects pack "top-tier"? We evaluated the current library based on three metrics: Boring title sequences kill retention
: Bundles including "80s Retros" and "Spring Fashion" that provide themed overlays and filters. Essential Free Effects in Filmora 13
| Effect Pack | Ideal Project Type | |-------------|--------------------| | AI Portrait | Talking head YouTube, Zoom recordings, podcasts | | Glitch & Distortion | Gaming montages, meme compilations, cyberpunk intros | | Light Leaks & Flares | Travel vlogs, wedding highlights, dreamy flashbacks | | Kinetic Titles | Explainer videos, educational content, lyric videos | | Split Screen Templates | Reaction videos, comparison reviews, multi-angle tutorials | | Filmstock Motion Graphics | Branded social media posts, business promos, lower thirds | What makes an effects pack "top-tier"
: While Filmora 13 itself is a one-time purchase or annual subscription, many specialized effect packs (marked with pink diamonds) require an additional Filmstock subscription .