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The Top 115 Polyfill Open Source Projects
Categories
>
Libraries
>
Polyfill
Fetch
⭐
24,575
A window.fetch JavaScript polyfill.
Core Js
⭐
14,501
Standard Library
History.js
⭐
10,734
History.js gracefully supports the HTML5 History/State APIs (pushState, replaceState, onPopState) in all browsers. Including continued support for data, titles, replaceState. Supports jQuery, MooTools and Prototype. For HTML5 browsers this means that you can modify the URL directly, without needing to use hashes anymore. For HTML4 browsers it will revert back to using the old onhashchange functionality.
Random_compat
⭐
7,798
PHP 5.x support for random_bytes() and random_int()
Polyfill Mbstring
⭐
7,138
This component provides a partial, native PHP implementation for the Mbstring extension.
Es5 Shim
⭐
7,004
ECMAScript 5 compatibility shims for legacy (and modern) JavaScript engines
Polyfill Service
⭐
5,305
Automatic polyfill service.
Unfetch
⭐
5,087
🐕 Bare minimum 500b fetch polyfill.
Sugar
⭐
4,431
A Javascript library for working with native objects.
Polyfill Ctype
⭐
3,679
This component provides a partial, native PHP implementation for the Ctype extension.
Promise Fun
⭐
3,366
Promise packages, patterns, chat, and tutorials
Polyfill Php70
⭐
3,258
This component provides features unavailable in releases prior to PHP 7.0.
Adapter
⭐
2,745
Shim to insulate apps from spec changes and prefix differences. Latest adapter.js release:
Pressure
⭐
2,716
👇💥 JavaScript library for handling Force Touch, 3D Touch, and Pointer Pressure.
Eslint Plugin Compat
⭐
2,641
Lint the browser compatibility of your code
React Native Fetch Blob
⭐
2,573
A project committed to making file access and data transfer easier, efficient for React Native developers.
Stickyfill
⭐
2,222
Polyfill for CSS `position: sticky`
Polyfill Intl Icu
⭐
2,169
This component provides a collection of functions/classes using the symfony/intl package when the Intl extension is not installed.
Rangeslider.js
⭐
2,133
🎚 HTML5 input range slider element polyfill
Jquery Contextmenu
⭐
2,113
jQuery contextMenu plugin & polyfill
Dialog Polyfill
⭐
2,053
Polyfill for the HTML dialog element
Object Fit Images
⭐
2,019
🗻 Polyfill object-fit/object-position on <img>: IE9, IE10, IE11, Edge, Safari, ...
Iphone Inline Video
⭐
1,987
📱 Make videos playable inline on the iPhone (prevents automatic fullscreen)
Polyfill Php73
⭐
1,898
This component provides functions unavailable in releases prior to PHP 7.3.
Eqcss
⭐
1,506
EQCSS is a CSS Reprocessor that introduces Element Queries, Scoped CSS, a Parent selector, and responsive JavaScript to all browsers IE8 and up
Fixed Sticky
⭐
1,491
DEPRECATED: A position: sticky polyfill that works with filamentgroup/fixed-fixed for a safer position:fixed fallback.
Polyfill Php56
⭐
1,440
This component provides functions unavailable in releases prior to PHP 5.6.
Resize Observer Polyfill
⭐
1,436
A polyfill for the Resize Observer API
Polyfill
⭐
1,389
PHP polyfills
Polyfill Util
⭐
1,366
This component provides binary-safe string functions, using the mbstring extension when available.
Webvr Polyfill
⭐
1,345
Use WebVR today, without requiring a special browser build.
Css Vars Ponyfill
⭐
1,178
Client-side support for CSS custom properties (aka "CSS variables") in legacy and modern browsers
Document Register Element
⭐
1,122
A stand-alone working lightweight version of the W3C Custom Elements specification
Proxy Polyfill
⭐
968
Proxy object polyfill
Ponyfill
⭐
954
🦄 Like polyfill but with pony pureness
Polyfill Intl Normalizer
⭐
945
This component provides a fallback implementation for the Normalizer class provided by the Intl extension.
Fetch Jsonp
⭐
935
Make JSONP request like window.fetch
Dom4
⭐
905
Modern DOM functionalities for every browser
Broadcast Channel
⭐
872
📡 BroadcastChannel to send data between different browser-tabs or nodejs-processes 📡 + LeaderElection over the channels
Scroll Into View If Needed
⭐
844
Element.scrollIntoView ponyfills for things like "if-needed" and "smooth"
Polyfill Php80
⭐
844
This component provides functions unavailable in releases prior to PHP 8.0.
Docker Host
⭐
778
A docker sidecar container to forward all traffic to local docker host or any other host
Ie11customproperties
⭐
776
CSS variables (Custom Properties) polyfill for IE11
Url Search Params
⭐
766
Simple polyfill for URLSearchParams standard
Clipboard Polyfill
⭐
757
📋 Simple copying on the web, with maximum browser compatibility.
Hyperform
⭐
730
Capture form validation back from the browser
Polyfill Intl Grapheme
⭐
728
This component provides a partial, native PHP implementation of the Grapheme functions from the Intl extension.
Native Promise Only
⭐
710
A polyfill for native ES6 Promises as close as possible (no extensions) to the strict spec definitions.
Sticky State
⭐
692
StickyState is a high performant module making native position:sticky statefull and polyfilling the missing sticky browser feature
Create React Context
⭐
689
Polyfill for the proposed React context API
Jsbi
⭐
672
JSBI is a pure-JavaScript implementation of the official ECMAScript BigInt proposal.
Text Encoding
⭐
633
Polyfill for the Encoding Living Standard's API
Polyfill Apcu
⭐
630
This component provides apcu_* functions and the APCUIterator class to users of the legacy APC extension.
Css Paint Polyfill
⭐
579
CSS Custom Paint / Paint Worklet polyfill with special browser optimizations.
Bootstrap Ie7
⭐
577
Bootstrap 3 CSS for IE7
Gray
⭐
568
Make an image grayscale in all browsers
Webassemblyjs
⭐
567
Toolchain for WebAssembly
Resize Observer
⭐
556
Polyfills the ResizeObserver API.
Undom
⭐
507
🍩 1kb minimally viable DOM Document implementation
Object Fit Polyfill
⭐
497
A Javascript polyfill for browsers that don't support the object-fit CSS property.
React Lifecycles Compat
⭐
458
Backwards compatibility polyfill for React class components
Webappsec Trusted Types
⭐
429
A browser API to prevent DOM-Based Cross Site Scripting in modern web applications.
Polyfill Library
⭐
415
NodeJS module to create polyfill bundles tailored to individual user-agents.
Avif.js
⭐
412
AVIF polyfill for the browser
Fakeindexeddb
⭐
372
A pure JS in-memory implementation of the IndexedDB API
Loading Attribute Polyfill
⭐
355
Fast and lightweight dependency-free vanilla JavaScript polyfill for native lazy loading / the awesome loading='lazy'-attribute.
Css3 Mediaqueries Js
⭐
332
CSS3 Media Queries Shim
Standardized Audio Context
⭐
317
A cross-browser wrapper for the Web Audio API which aims to closely follow the standard.
Ie8
⭐
295
some damn DOM fix for this damned browser
Url Polyfill
⭐
295
Polyfill URL and URLSearchParams to match last ES7 specifications
Formdata
⭐
293
HTML5 `FormData` polyfill for Browsers.
Bootstrap Ie8
⭐
280
Bootstrap 4 for IE8 and IE9
Pagedjs
⭐
278
Display paginated content in the browser and generate print books using web technology
Abortcontroller Polyfill
⭐
275
Polyfill for the AbortController DOM API and abortable fetch (stub that calls catch, doesn't actually abort request).
React Native Drawer Layout
⭐
258
A platform-agnostic drawer layout for react-native
Webxr Polyfill
⭐
254
Use the WebXR Device API today, providing fallbacks to native WebVR 1.1 and Cardboard
Poly Flif
⭐
243
📷 A poly-fill for the FLIF image format.
Details Element Polyfill
⭐
223
<details>
Tickedoff
⭐
213
Tiny library (<200B gzip) for deferring something by a "tick"
Jekyll Spaceship
⭐
213
🚀 A Jekyll plugin to provide powerful supports for table, mathjax, plantuml, mermaid, emoji, video, audio, youtube, vimeo, dailymotion, soundcloud, spotify, etc.
Share Api Polyfill
⭐
212
A polyfill for the sharing that can be used in desktop too, so your users can shere in their twitter, facebook, messenger, linkedin, sms, e-mail, print, telegram or whatsapp.
Xmlhttprequest
⭐
211
XMLHttpRequest.js - Standard-compliant cross-browser XMLHttpRequest object implementation
Datalist Polyfill
⭐
197
Minimal and dependency-free vanilla JavaScript polyfill for the awesome datalist-functionality
React Anchor Link Smooth Scroll
⭐
186
React component for anchor links using the smooth scroll polyfill.
Webp Hero
⭐
173
browser polyfill for the webp image format
Samsa
⭐
155
Variable font inspector
Navigator.sendbeacon
⭐
151
Polyfill for Navigator.sendBeacon()
Imagecapture Polyfill
⭐
150
MediaStream ImageCapture polyfill. Take photos from the browser as easy as .takePhoto().then(processPhoto)
React Af
⭐
143
Allows you to code using certain React.next features today! Perfect for component library maintainers.
Kv Storage Polyfill
⭐
130
A polyfill for the kv-storage built-in module.
Document.scrollingelement
⭐
122
A polyfill for document.scrollingElement as defined in the CSSOM specification.
Ts Polyfill
⭐
122
Runtime polyfills for TypeScript libs, powered by core-js! 🔋 🔩
Touch Action
⭐
119
Disable 300ms delay on mobile using CSS touch-action or asynchronously download FastClick as polyfill
Theraot
⭐
112
Backporting .NET and more: LINQ expressions in .net 2.0 - nuget Theraot.Core available.
Browser Shims
⭐
112
Browser and JS shims used by Airbnb.
Nullable
⭐
108
A source code only package which allows you to use .NET's nullable attributes in older target frameworks like .NET Standard 2.0 or the "old" .NET Framework.
Polyfill Php55
⭐
105
This component provides functions unavailable in releases prior to PHP 5.5.
Webcrypto Liner
⭐
101
webcrypto-liner is a polyfill that let's down-level User Agents (like IE/Edge) use libraries that depend on WebCrypto. (Keywords: Javascript, WebCrypto, Shim, Polyfill)
React Suspense Polyfill
⭐
100
Polyfill for the React Suspense API 😮
Es6 Promise Polyfill
⭐
99
ES6 Promise polyfill
1-100 of 115 projects
Next >
Advertising
📦 10
All Projects
Application Programming Interfaces
📦 124
Applications
📦 192
Artificial Intelligence
📦 78
Blockchain
📦 73
Build Tools
📦 113
Cloud Computing
📦 80
Code Quality
📦 28
Collaboration
📦 32
Command Line Interface
📦 49
Community
📦 83
Companies
📦 60
Compilers
📦 63
Computer Science
📦 80
Configuration Management
📦 42
Content Management
📦 175
Control Flow
📦 213
Data Formats
📦 78
Data Processing
📦 276
Data Storage
📦 135
Economics
📦 64
Frameworks
📦 215
Games
📦 129
Graphics
📦 110
Hardware
📦 152
Integrated Development Environments
📦 49
Learning Resources
📦 166
Legal
📦 29
Libraries
📦 129
Lists Of Projects
📦 22
Machine Learning
📦 347
Mapping
📦 64
Marketing
📦 15
Mathematics
📦 55
Media
📦 239
Messaging
📦 98
Networking
📦 315
Operating Systems
📦 89
Operations
📦 121
Package Managers
📦 55
Programming Languages
📦 245
Runtime Environments
📦 100
Science
📦 42
Security
📦 396
Social Media
📦 27
Software Architecture
📦 72
Software Development
📦 72
Software Performance
📦 58
Software Quality
📦 133
Text Editors
📦 49
Text Processing
📦 136
User Interface
📦 330
User Interface Components
📦 514
Version Control
📦 30
Virtualization
📦 71
Web Browsers
📦 42
Web Servers
📦 26
Web User Interface
📦 210
