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    62 repositories

    • at

      Public
      Array and String at(index) polyfill.
      JavaScript
      •
      MIT License
      •0•0•0•0•Updated Feb 10, 2026Feb 10, 2026

    • marker

      Public
      A marker for the Web
      JavaScript
      •
      MIT License
      •0•0•0•0•Updated Jan 30, 2026Jan 30, 2026

    • raw-json

      Public
      JSON.rawJSON and isRawJSON ponyfill
      JavaScript
      •
      MIT License
      •1•27•0•0•Updated Jul 21, 2025Jul 21, 2025

    • compression-stream

      Public
      A De/CompressionStream for Bun
      JavaScript
      •0•13•0•0•Updated Jul 9, 2025Jul 9, 2025

    • structured-clone

      Public
      A structuredClone polyfill
      JavaScript
      •
      ISC License
      •18•322•1•0•Updated Jan 23, 2025Jan 23, 2025

    • move-before

      Public
      Moves a node before another one or append it.
      JavaScript
      •
      MIT License
      •0•8•0•0•Updated Nov 22, 2024Nov 22, 2024

    • ungap.github.io

      Public
      The ungap landing page.
      HTML
      •0•16•1•0•Updated Oct 30, 2024Oct 30, 2024

    • bytes

      Public
      Polyfill for Blob, Response, Request and File bytes method.
      JavaScript
      •
      MIT License
      •0•7•0•0•Updated Oct 7, 2024Oct 7, 2024

    • esx

      Public
      A template literal based ESX proposal
      JavaScript
      •
      ISC License
      •0•52•0•0•Updated Jul 31, 2024Jul 31, 2024

    • new

      Public
      An extension to allow `Class.new(...args)` instead of `new Class(...args)`
      JavaScript
      •0•12•0•0•Updated Aug 8, 2023Aug 8, 2023

    • custom-elements

      Public
      All inclusive customElements polyfill for every browser
      JavaScript
      •
      ISC License
      •12•264•3•0•Updated Jun 21, 2023Jun 21, 2023

    • with-resolvers

      Public
      Promise.witResolvers() polyfill.
      JavaScript
      •0•32•0•0•Updated Jun 19, 2023Jun 19, 2023

    • event-target

      Public
      An EventTarget polyfill
      JavaScript
      •
      ISC License
      •12•40•1•0•Updated Apr 10, 2023Apr 10, 2023

    • babel-plugin-transform-esx

      Public
      An ESX transformer as implementation reference.
      JavaScript
      •
      MIT License
      •1•7•0•0•Updated Mar 2, 2023Mar 2, 2023

    • set-methods

      Public
      New Set methods polyfill
      JavaScript
      •
      ISC License
      •0•4•0•0•Updated Feb 11, 2023Feb 11, 2023

    • esxtoken

      Public
      The ESXToken class
      JavaScript
      •0•7•0•0•Updated Dec 13, 2022Dec 13, 2022

    • babel-plugin-transform-hinted-jsx

      Public
      A JSX transformer with extra hints around interpolations and outer templates.
      JavaScript
      •1•14•1•0•Updated Nov 24, 2022Nov 24, 2022

    • plugin-transform-static-jsx

      Public
      WIP
      JavaScript
      •0•5•0•0•Updated Oct 5, 2022Oct 5, 2022

    • once

      Public
      Function.prototype.once polyfill
      JavaScript
      •1•17•0•0•Updated Apr 6, 2022Apr 6, 2022

    • event

      Public
      An Event polyfill for legacy browsers.
      JavaScript
      •2•4•1•1•Updated Dec 17, 2021Dec 17, 2021

    • degap

      Public
      The ideal rollup-plugin-includepaths @ungap companion.
      JavaScript
      •0•3•1•0•Updated Jul 11, 2021Jul 11, 2021

    • random-uuid

      Public
      A crypto.randomUUID polyfill.
      JavaScript
      •4•24•0•0•Updated Jul 3, 2021Jul 3, 2021

    • remove

      Public
      An Element.prototype.remove polyfill.
      JavaScript
      •
      ISC License
      •0•1•0•0•Updated Jun 28, 2021Jun 28, 2021

    • insert-after

      Public
      A Node.prototype.insertAfter polyfill
      JavaScript
      •
      ISC License
      •0•0•0•0•Updated Jun 16, 2021Jun 16, 2021

    • is-connected

      Public
      An `Element.prototype.isConnected` polyfill.
      JavaScript
      •
      ISC License
      •0•4•0•0•Updated Jun 16, 2021Jun 16, 2021

    • has-own

      Public
      An Object.hasOwn polyfill.
      JavaScript
      •0•2•0•0•Updated May 19, 2021May 19, 2021

    • custom-elements-builtin

      Public archive
      A polyfill for Custom Elements builtin extends
      JavaScript
      •
      ISC License
      •10•103•0•0•Updated May 6, 2021May 6, 2021

    • queue-microtask

      Public
      queueMicrotask for all envs
      JavaScript
      •2•9•0•0•Updated Feb 23, 2021Feb 23, 2021

    • global-this

      Public
      A cross engine globalThis
      JavaScript
      •
      ISC License
      •15•134•0•0•Updated Jan 20, 2021Jan 20, 2021

    • create-content

      Public
      A cross browser utility to create HTML or SVG runtime content
      JavaScript
      •1•16•1•0•Updated Jan 14, 2021Jan 14, 2021
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