PHPackages symfony/polyfill-util - PHPackages - PHPackages [Skip to content](#main-content)[PHPackages](/)[Directory](/)[Categories](/categories)[Trending](/trending)[Leaderboard](/leaderboard)[Changelog](/changelog)[Analyze](/analyze)[Collections](/collections)[Log in](/login)[Sign up](/register) 1. [Directory](/) 2. / 3. [Utility & Helpers](/categories/utility) 4. / 5. symfony/polyfill-util ActiveLibrary[Utility & Helpers](/categories/utility) symfony/polyfill-util ===================== Symfony utilities for portability of PHP codes v1.33.0(10mo ago)1.3k123.9M—8.7%47MITPHPPHP >=7.2 Since Nov 4Pushed 9mo ago3 watchersCompare [ Source](https://github.com/symfony/polyfill-util)[ Packagist](https://packagist.org/packages/symfony/polyfill-util)[ Docs](https://symfony.com)[ Fund](https://symfony.com/sponsor)[ GitHub Sponsors](https://github.com/fabpot)[ RSS](/packages/symfony-polyfill-util/feed)WikiDiscussions 1.x Synced 1mo ago READMEChangelogDependenciesVersions (42)Used By (7) Symfony Polyfill / Util ======================= [](#symfony-polyfill--util) More information can be found in the [main Polyfill README](https://github.com/symfony/polyfill/blob/main/README.md). License ======= [](#license) This library is released under the [MIT license](LICENSE). ### Health Score 61 — FairBetter than 99% of packages Maintenance56 Moderate activity, may be stable Popularity71 Solid adoption and visibility Community29 Small or concentrated contributor base Maturity70 Established project with proven stability Bus Factor1 Top contributor holds 61.2% of commits — single point of failure How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window. **Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores. **Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement. **Maturity (30%)** — Project age, version count, PHP version support, and release stability. ### Release Activity Cadence Every ~86 days Recently: every ~97 days Total 42 Last Release 329d ago PHP version history (3 changes)v1.0.0PHP >=5.3.3 v1.20.0PHP >=7.1 v1.31.0PHP >=7.2 ### Community Maintainers ![](https://avatars.githubusercontent.com/u/47313?v=4)[Fabien Potencier](/maintainers/fabpot)[@fabpot](https://github.com/fabpot) --- Top Contributors [![nicolas-grekas](https://avatars.githubusercontent.com/u/243674?v=4)](https://github.com/nicolas-grekas "nicolas-grekas (41 commits)")[![fabpot](https://avatars.githubusercontent.com/u/47313?v=4)](https://github.com/fabpot "fabpot (6 commits)")[![IonBazan](https://avatars.githubusercontent.com/u/1985514?v=4)](https://github.com/IonBazan "IonBazan (2 commits)")[![DavidPrevot](https://avatars.githubusercontent.com/u/3936728?v=4)](https://github.com/DavidPrevot "DavidPrevot (1 commits)")[![derrabus](https://avatars.githubusercontent.com/u/1506493?v=4)](https://github.com/derrabus "derrabus (1 commits)")[![GrahamCampbell](https://avatars.githubusercontent.com/u/2829600?v=4)](https://github.com/GrahamCampbell "GrahamCampbell (1 commits)")[![ircmaxell](https://avatars.githubusercontent.com/u/660654?v=4)](https://github.com/ircmaxell "ircmaxell (1 commits)")[![jeroenvisser101](https://avatars.githubusercontent.com/u/1941348?v=4)](https://github.com/jeroenvisser101 "jeroenvisser101 (1 commits)")[![kategray](https://avatars.githubusercontent.com/u/2415200?v=4)](https://github.com/kategray "kategray (1 commits)")[![kbond](https://avatars.githubusercontent.com/u/127811?v=4)](https://github.com/kbond "kbond (1 commits)")[![keradus](https://avatars.githubusercontent.com/u/2716794?v=4)](https://github.com/keradus "keradus (1 commits)")[![lbassin](https://avatars.githubusercontent.com/u/11029822?v=4)](https://github.com/lbassin "lbassin (1 commits)")[![lyrixx](https://avatars.githubusercontent.com/u/408368?v=4)](https://github.com/lyrixx "lyrixx (1 commits)")[![mbeccati](https://avatars.githubusercontent.com/u/282388?v=4)](https://github.com/mbeccati "mbeccati (1 commits)")[![robfrawley](https://avatars.githubusercontent.com/u/3967713?v=4)](https://github.com/robfrawley "robfrawley (1 commits)")[![samnela](https://avatars.githubusercontent.com/u/1852108?v=4)](https://github.com/samnela "samnela (1 commits)")[![stof](https://avatars.githubusercontent.com/u/439401?v=4)](https://github.com/stof "stof (1 commits)")[![alexandre-daubois](https://avatars.githubusercontent.com/u/2144837?v=4)](https://github.com/alexandre-daubois "alexandre-daubois (1 commits)")[![xabbuh](https://avatars.githubusercontent.com/u/1957048?v=4)](https://github.com/xabbuh "xabbuh (1 commits)")[![Ayesh](https://avatars.githubusercontent.com/u/811553?v=4)](https://github.com/Ayesh "Ayesh (1 commits)") --- Tags compatcompatibilitycomponentjavascriptpolyfillshimsymfonysymfony-componentsymfony-polyfillcompatibilitypolyfillshimcompat ### Embed Badge ![Health badge](/badges/symfony-polyfill-util/health.svg) ``` [![Health](https://phpackages.com/badges/symfony-polyfill-util/health.svg)](https://phpackages.com/packages/symfony-polyfill-util) ``` ### Alternatives [symfony/polyfill-mbstring Symfony polyfill for the Mbstring extension 7.8k1.2B515](/packages/symfony-polyfill-mbstring)[symfony/polyfill-php72 Symfony polyfill backporting some PHP 7.2+ features to lower PHP versions 4.7k674.7M31](/packages/symfony-polyfill-php72)[symfony/polyfill-intl-idn Symfony polyfill for intl's idn\_to\_ascii and idn\_to\_utf8 functions 3.4k774.6M90](/packages/symfony-polyfill-intl-idn)[symfony/polyfill-intl-normalizer Symfony polyfill for intl's Normalizer class and related functions 2.1k830.2M36](/packages/symfony-polyfill-intl-normalizer)[symfony/polyfill-php73 Symfony polyfill backporting some PHP 7.3+ features to lower PHP versions 2.4k581.8M67](/packages/symfony-polyfill-php73)[symfony/polyfill-php80 Symfony polyfill backporting some PHP 8.0+ features to lower PHP versions 1.7k815.2M457](/packages/symfony-polyfill-php80) PHPackages © 2026 [Directory](/)[Categories](/categories)[Trending](/trending)[Changelog](/changelog)[Analyze](/analyze)