Alternatives and similar repositories for polyfill

Users that are interested in polyfill are comparing it to the libraries listed below

• symfony / yaml
  Loads and dumps YAML files
  ☆3,841Updated this week
• doctrine / collections
  Collections Abstraction Library
  ☆5,940Updated last week
• schmittjoh / php-option
  Option Type for PHP
  ☆2,657Updated 10 months ago
• composer / semver
  Semantic versioning utilities with the addition of version constraints parsing and checking.
  ☆3,222Updated 9 months ago
• symfony / cache
  Provides extended PSR-6, PSR-16 (and tags) implementations
  ☆4,145Updated this week
• symfony / filesystem
  Provides basic utilities for the filesystem
  ☆4,638Updated 3 weeks ago
• doctrine / cache
  Doctrine Cache component
  ☆7,890Updated 9 months ago
• php-fig / cache
  ☆5,165Updated 2 months ago
• jmespath / jmespath.php
  Declaratively specify how to extract elements from a JSON document, in PHP
  ☆1,976Updated 9 months ago
• doctrine / common
  Doctrine Common
  ☆5,802Updated 2 weeks ago
• guzzle / psr7
  PSR-7 HTTP message library
  ☆7,928Updated 2 months ago
• phpDocumentor / ReflectionDocBlock
  ☆9,374Updated 2 months ago
• php-fig / container
  ☆10,001Updated last year
• symfony / process
  Executes commands in sub-processes
  ☆7,473Updated 2 weeks ago
• symfony / dotenv
  Registers environment variables from a .env file
  ☆3,781Updated this week
• symfony / dependency-injection
  Allows you to standardize and centralize the way objects are constructed in your application
  ☆4,149Updated this week
• symfony / finder
  Finds files and directories via an intuitive fluent interface
  ☆8,457Updated 3 weeks ago
• php-fig / log
  ☆10,440Updated 9 months ago
• Seldaek / jsonlint
  JSON Lint for PHP
  ☆1,323Updated 9 months ago
• symfony / browser-kit
  Simulates the behavior of a web browser, allowing you to make requests, click on links and submit forms programmatically
  ☆2,992Updated 2 weeks ago
• symfony / var-dumper
  Provides mechanisms for walking through any arbitrary PHP variable
  ☆7,442Updated this week
• symfony / event-dispatcher
  Provides tools that allow your application components to communicate with each other by dispatching events and listening to them
  ☆8,556Updated 2 weeks ago
• zendframework / zend-diactoros
  PSR-7 HTTP Message implementation
  ☆1,543Updated 5 years ago
• ralouphie / getallheaders
  PHP getallheaders polyfill
  ☆3,794Updated 5 years ago
• myclabs / DeepCopy
  Create deep copies (clones) of your objects
  ☆8,842Updated last month
• sebastianbergmann / diff
  Diff implementation
  ☆7,628Updated last month
• symfony / css-selector
  Converts CSS selectors to XPath expressions
  ☆7,449Updated 3 weeks ago
• symfony / routing
  Maps an HTTP request to a set of configuration variables
  ☆7,633Updated last week
• doctrine / instantiator
  ☆10,995Updated 2 weeks ago
• opis / closure
  Serialize closures, anonymous classes, and arbitrary data
  ☆2,536Updated 5 months ago