Estimated annual budget based on current donations


This polyfill is the most compatible, most battle tested, and most used in production you can find.

It supports every mobile and desktop browser since first version of Custom Elements.

Google AMP, A-Frame, Stencil.js and others, are all using this polyfill to deliver their projects.


Current balance: $173.60

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Donation made by AMP Project on Feb 1, 2018 | View Details
Donation made by AMP Project on Jan 19, 2018 | View Details


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