Tag Archives: polyfill


<script src="https://cdn.polyfill.io/v2/polyfill.min.js"></script> Interesting service by Polyfill.io. Just include their polyfill.js file and it’ll include a set of polyfills specifically for the browser used: Polyfill.io reads the User-Agent header of each request and returns polyfills that are suitable for the requesting … Continue reading

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CSS Grid Layout Polyfill: The polyfill’s css parser was built by following the CSS Syntax 3 specification, the polyfill should be able to process any css stylesheet. It can react to dynamic pseudo-classes like ‘:hover’, to media queries changes or … Continue reading

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CSS conic-gradient() Polyfill

<script src=”https://cdnjs.cloudflare.com/ajax/libs/prefixfree/1.0.7/prefixfree.min.js”></script> <script src=”conic-gradient.js”></script> Conic gradients are awesome, but browsers haven’t realized yet. This polyfill lets you experiment with them now. By Lea Verou. Automatically creates an SVG which is set as the background. Uses -prefix-free. Alternatively you can also … Continue reading

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X-Tag: Web Components’ Custom Elements Polyfill

X-Tag is a powerful sugar library primarily focused on wrapping and enhancing one of the draft-state Web Component specs: Custom Elements With Custom Elements, you could for example just write up <x-map data-key="6c86bb5b30a442c180772d978f3ae000"></x-map> in your HTML and have it rendered … Continue reading

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CSSRegions.js is an experimental polyfill that uses JavaScript to bring CSS Regions functionality to browsers that don’t support the feature. CSSRegions.js →

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HTML5 Please

Look up HTML5, CSS3, etc features, know if they are ready for use, and if so find out how you should use them – with polyfills, fallbacks or as they are. Awesome resource, listing all newish stuff, along with the … Continue reading

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Polyfilling the HTML5 gaps

Polyfills help us use today’s modern features in yesterday’s browsers. Great slidedeck by Addy Osmani on using and creating polyfills. Leave no Future Behind: Polyfilling the HTML5 Gaps with Javascript →

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