TypeScript Polyfill

Open-source TypeScript projects categorized as Polyfill

Top 8 TypeScript Polyfill Projects

  • eslint-plugin-compat

    Check the browser compatibility of your code

    Project mention: Is there a plugin (for Jetbrains IDEs) to check javascript code compatibility for certain browser versions? | reddit.com/r/webdev | 2023-02-01
  • resize-observer

    Polyfills the ResizeObserver API.

    Project mention: How to use Resize Observer with React | dev.to | 2022-07-09

    Uses @juggle/resize-observer as a ponyfill when ResizeObserver isn't supported by the current browser,

  • Appwrite

    Appwrite - The Open Source Firebase alternative introduces iOS support . Appwrite is an open source backend server that helps you build native iOS applications much faster with realtime APIs for authentication, databases, files storage, cloud functions and much more!

  • match-media

    Universal polyfill for match media API using Expo APIs on mobile

  • proposal-array-unique

    ECMAScript proposal for Deduplicating method of Array

  • html-rewriter

    WASM-based implementation of Cloudflare's HTML Rewriter for use in Deno, browsers, etc.

    Project mention: Rewrite HTML and transform page props in Next.js with Next.js Advanced Middleware | dev.to | 2022-08-24

    Next.js Advanced Middleware from Netlify includes a replaceText function, and also has support for more powerful transforms using the HTML Rewriter stream transformer. To get access to the message from the DOM in the middleware function, we add an ID to the DOM node containing the message we want to transform on the static page.

  • PolyFull

    supercharge javascript applications

  • sharedworker

    A small spec. compliant polyfill for SharedWorkers, it acts as a drop in replacement for normal Workers.

  • Sonar

    Write Clean JavaScript Code. Always.. Sonar helps you commit clean code every time. With over 300 unique rules to find JavaScript bugs, code smells & vulnerabilities, Sonar finds the issues while you focus on the work.

  • access-key-label-polyfill

    Polyfills the accessKeyLabel property to improve discoverability of native keyboard shortcuts for your website. Tiny and dependency-free.

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020). The latest post mention was on 2023-02-01.

TypeScript Polyfill related posts


What are some of the best open-source Polyfill projects in TypeScript? This list will help you:

Project Stars
1 eslint-plugin-compat 2,908
2 resize-observer 854
3 match-media 123
4 proposal-array-unique 119
5 html-rewriter 36
6 PolyFull 25
7 sharedworker 16
8 access-key-label-polyfill 1
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