symfony/polyfill-php73
Provides PHP 7.3 compatibility helpers for older runtimes via the Symfony Polyfill component. Adds missing functions and constants so libraries can target newer PHP features while still running on legacy versions, easing upgrades and dependency support.
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| symfony/polyfill-php85 | 0.89 | Symfony Polyfill for PHP 8.5: backports upcoming core features for older PHP versions, including get_error_handler/get_exception_handler, NoDiscard, array_first/array_last, and the DelayedTargetValidation attribute. | 43 | 43 | 2 | 9M | 0 | 0.3 | 55.3 | MIT | — | |
| symfony/polyfill-php81 | 0.89 | Symfony Polyfill for PHP 8.1 features on older runtimes: array_is_list, enum_exists, MYSQLI_REFRESH_REPLICA constant, ReturnTypeWillChange, and CURLStringFile (PHP 7.4+). Part of the Symfony Polyfill suite, MIT licensed. | 886 | 888 | 7 | 8M | 0 | 4.6 | 54.3 | MIT | — | |
| symfony/polyfill-php72 | 0.88 | Symfony Polyfill for PHP 7.2: backports core and mbstring functions like spl_object_id, stream_isatty, mb_ord/mb_chr/mb_scrub, utf8_encode/decode, plus PHP 7.2 constants (PHP_FLOAT_*, PHP_OS_FAMILY) and Windows VT100 support. | 4,750 | 4,755 | 6 | 4M | 0 | 23.9 | 41.0 | MIT | — | |
| symfony/polyfill-php56 | 0.88 | Symfony polyfill providing PHP 5.6 features for older runtimes. Adds missing functions and constants so modern libraries can run on legacy PHP versions, smoothing compatibility across environments and easing upgrades without changing application code. | 1,560 | 1,562 | 2 | 1M | 0 | 7.9 | 41.0 | MIT | — | |
| symfony/polyfill-php70 | 0.87 | Symfony Polyfill PHP 7.0 provides compatibility shims for older PHP versions, letting modern PHP 7+ functions and features run on legacy environments. Used by Symfony components and many libraries to ensure consistent behavior across PHP versions. | 3,197 | 3,199 | 7 | 788K | 0 | 16.2 | 33.1 | MIT | — | |
| symfony/polyfill-php84 | 0.87 | Symfony Polyfill for PHP 8.4 features on older runtimes. Adds helpers like array_find/array_any/array_all, bcdivmod, Deprecated attribute, fpow, grapheme_str_split, mb_* trim/ucfirst/lcfirst, ReflectionConstant, and CURL HTTP/3 constants. | 133 | 133 | 4 | 10M | 0 | 0.8 | 55.3 | MIT | — | |
| symfony/polyfill-php82 | 0.87 | Symfony polyfill for PHP 8.2 features, letting apps and libraries use newer functions, classes, and constants on older PHP versions. Handy for maintaining broad compatibility across environments without changing your codebase or requiring a PHP upgrade. | 66 | — | 1 | — | 0 | 0.4 | — | MIT | — | |
| symfony/polyfill-php80 | 0.86 | Backport of PHP 8.0 features for older PHP versions. Provides Stringable, fdiv, ValueError, UnhandledMatchError, get_debug_type, PhpToken, preg_last_error_msg, str_contains/starts_with/ends_with, get_resource_id, and FILTER_VALIDATE_BOOL. | 1,734 | 1,741 | 25 | 15M | 0 | 9.4 | 54.4 | MIT | — | |
| symfony/polyfill-php83 | 0.84 | Symfony Polyfill for PHP 8.3: backports core features like json_validate, Override attribute, mb_str_pad, str_increment/str_decrement, Date/SQLite3 exception classes, and updated ldap/stream context signatures for older PHP versions. | 430 | 426 | 4 | 11M | 0 | 2.3 | 55.3 | MIT | — | |
| symfony/polyfill-intl-icu | 0.83 | Fallback implementations for key PHP Intl/ICU features when the intl extension is missing. Provides en-locale support for intl error helpers plus Collator, NumberFormatter, Locale, and IntlDateFormatter, enabling basic internationalization without ext-intl. | 2,602 | 2,603 | 6 | 4M | 0 | 13.3 | 44.7 | MIT | — | |
| php-standard-library/php-standard-library | 0.63 | PSL is a modern standard library for PHP 8.4+, inspired by HHVM’s HSL. It offers consistent, well-typed APIs for async, collections, I/O, networking, crypto, terminal UI, and more—safer alternatives to built-ins with predictable errors and async-ready design. | 1,513 | 1,512 | 83 | 63K | 19 | 44.7 | 34.2 | MIT | 2 weeks ago | |
| php-standard-library/async | 0.61 | Fiber-based async primitives for PHP: structured concurrency with cooperative multitasking. Run tasks concurrently, manage lifecycles, cancellations, and scopes predictably. Part of PHP Standard Library; docs and guides at php-standard-library.dev. | 1 | 0 | 0 | 8K | 0 | 20.6 | 58.7 | MIT | 2 weeks ago | |
| react/async | 0.61 | Async utilities and fibers for ReactPHP. Provides async/await-style control flow plus Promise combinators (delay, parallel, series, waterfall, coroutine) to simplify sequencing and coordination of non-blocking, event-loop driven operations. | 223 | 221 | 19 | 475K | 2 | 25.9 | 56.3 | MIT | 1 year ago | |
| amphp/file | 0.60 | Non-blocking file I/O for PHP 8.1+ in the AMPHP ecosystem. Read/write files or stream via async file handles while keeping apps responsive. Uses multi-process by default, with optional eio/uv/parallel drivers when available. | 110 | 111 | 27 | 36K | 6 | 32.2 | 43.4 | MIT | 1 year ago | |
| amphp/hpack | 0.60 | Fast HPACK (HTTP/2 header compression) implementation for PHP by amphp. Provides efficient encoding/decoding of header blocks with dynamic tables, Huffman coding, and compliance-focused behavior, suitable for high-performance HTTP/2 clients and servers. | 108 | 108 | 7 | 697K | 2 | 25.5 | 62.3 | MIT | 2 years ago |
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