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List of Prolyfills
From Extensible Web Community Group
This is a living list which we will be working to categorize, discuss, attempt to unify, etc as we go.
Siloed Prollyfills
One common current approach is for prollyfills to be entirely self-contained things.
| Maintainer | spec | Prollyfill | notes |
|---|---|---|---|
| Adobe | CSS Pseudo-elements | prollyfill | cool |
| Boris Smus (Google) | The srcset attribute: An HTML extension for adaptive images | srcset-polyfill | Inactive (or at least does not respond to bugs on gh). |
| Scott Jehl (Filament Group) | the <picture> element | picturefill | There are many variations of this fill. Some use divs and others use the picture element. |
| Yehuda Katz (JQuery.org/Tilde) | Common Promises A | RSVP.js | TC39 prollyfill |
| Peter Rushforth - Natural Resources Canada | HTML-Map-Element | Web-Map Custom Element | Maps For HTML Community Group on WICG Discourse |
Prollyfill Frameworks
These prollyfills require a framework ...
| name/link | description/link | notes |
|---|---|---|
| hitchjs | Allows prollyfilling CSS pseudo-elements and originally included Web-Component tags based on the (now seemingly defunct) is=* proposal | |
| Mozilla x-tags | Allows prollyfilling tags according to the current Web-Components draft and, in line with Mozilla's early implementations |
Framework specific prollyfills
One common current approach is for prollyfills to be entirely self-contained things.
| contributor | draft/link | framework | notes |
|---|---|---|---|
| bkardell | draft / prollyfill | hitchjs | CSS Selectors Level 4 local/target |
| clintjhill | draft / prollyfill | hitchjs | Templates/Script tag |
| clintjhill | draft / prollyfill | hitchjs | CSS Selectors Level 3 'contains' pseudo |