Pre-Release Builds

This page contains links to the Pre-release builds that the release managers create before each actual release. These builds are meant for the community to test whether no inadvertent changes have been made, and whether no regressions have been introduced.

Source Builds

PHP 8.5.6RC3

php-8.5.6RC3.tar.bz2 30 Apr 2026 7084b65f8a37558950a657654d0cabda0778d9c3b49f1c79a16bf2c9611d109b
php-8.5.6RC3.tar.gz 30 Apr 2026 01e12f91a9c6924d42d208a1d97a32930562caa410f49f0caae62e07bfe014ff
php-8.5.6RC3.tar.xz 30 Apr 2026 5faeca2a67e766f897a51c7a93414706d168d75c862f86343f6c4658c318eee5

PHP 8.4.21RC1

php-8.4.21RC1.tar.bz2 23 Apr 2026 92be1ab180946fb6fe21456cfae08190fe556fb643d56043bd56f034ae145368
php-8.4.21RC1.tar.gz 23 Apr 2026 e4c3eb09b3948bda0a0e41c73424a73c1d3ca6c7ee81efb22f26f07cb7476929
php-8.4.21RC1.tar.xz 23 Apr 2026 c1a77cbbfe2dc7dd37b11f88ff68f112dbed6eaa9ba2d232e0a1b57852c93096

Windows Builds

PHP 8.5.6RC3

Download source code 31.85MB
Download tests package (phpt) 18.08MB

VS17 x64 Thread Safe

Zip 34.33MB 30 Apr 2026 a08635f009aa5f1a69c3e1bf0977b720733f47f458c935cd7007d999ba6e0f49
Debug Pack 40.04MB 30 Apr 2026 5bed2225d43bc631667c1e568c91b182bd999c722996b6cc039ce2a4f0b70f7b
Development package (SDK to develop PHP extensions) 1.67MB 30 Apr 2026 298130de5f713f652f265f83767ba070871c0fbfdd461817225ec997e7666fd5

VS17 x86 Thread Safe

Zip 30.72MB 30 Apr 2026 2408d24f8d4eea1769bd4207468fadc0a88a93863776de565d8ecaf491c6fd30
Debug Pack 40.57MB 30 Apr 2026 6de73e8ce2a27bcdba968327acf73aa11787d09788d26962da9dad538fee1e61
Development package (SDK to develop PHP extensions) 1.67MB 30 Apr 2026 d17a3039a0374df780686490652051f4603d65509421907535dd9df44cb4ca62

VS17 x64 Non Thread Safe

Zip 34.21MB 30 Apr 2026 cb0285a18bfe73ac6d135bce123fa028c6827ac095b7b96a70fe1aa132d27d25
Debug Pack 40.01MB 30 Apr 2026 0cd73bc28d0d20e5001add91da363fba3ed6f177e15bc53bbe89d0f01b5b543c
Development package (SDK to develop PHP extensions) 1.66MB 30 Apr 2026 93e90aadd711a8bc1b3bb1a4c12ff06e91c00c064b14b210427358b1ad0b7d89

VS17 x86 Non Thread Safe

Zip 30.71MB 30 Apr 2026 7d36eeb12e1899836529984a8a40c7e24acbe4659f661ab310d3f67fa3dc40c0
Debug Pack 40.67MB 30 Apr 2026 32e40862a198c848719f004a59966e2692eb58b87908055792771cd0697f86b8
Development package (SDK to develop PHP extensions) 1.66MB 30 Apr 2026 e8aa3c27e7307283f376bdfad8e4b8c8ebf55f727383f2c01018eb322ae60ca4

PHP 8.4.21RC1

Download source code 29.7MB
Download tests package (phpt) 17.51MB

VS17 x64 Thread Safe

Zip 32.95MB 21 Apr 2026 fe6c40a79dbefcad22f8bed9250e12f554d1b03a879972879618dfc56706d122
Debug Pack 39.26MB 21 Apr 2026 f33ef79a3694c6e7ff1b0cdb7ef060462941014a9ea1976af7c8f6a3c69e51de
Development package (SDK to develop PHP extensions) 1.36MB 21 Apr 2026 d3b364048b6ba9f10781e4a0a8d20ca2a0d409b0bd7309d8a24e682b30f75e4a

VS17 x86 Thread Safe

Zip 29.56MB 21 Apr 2026 9514465fb2b857d625c8474593bd534f7afd781578a35d8790532c5fae2e719b
Debug Pack 39.94MB 21 Apr 2026 fae5b5a75b9a0bcbf68143ae91e9d721ff86f1d702f789965abf6cd868c124c7
Development package (SDK to develop PHP extensions) 1.36MB 21 Apr 2026 f41fda961b47a2af6620d30159bd6a543489984bb52c696d67f92b7a52c750f8

VS17 x64 Non Thread Safe

Zip 32.8MB 21 Apr 2026 1b5bacc79f8838c0269139fca4b835f9d3ecc3bd3453615a6cb476b5ff154628
Debug Pack 39.26MB 21 Apr 2026 cf9e209d8604cd6e45c6bac78d31db841c19b357c9a4a32348bbc5bde98f60ac
Development package (SDK to develop PHP extensions) 1.36MB 21 Apr 2026 e25a98b9c97ad00ddfdaf0e0106a139edc5779f7749af865cbbc0f161647be9c

VS17 x86 Non Thread Safe

Zip 29.49MB 21 Apr 2026 4f040d23f016137257086fa8d2acfca1b9e651563fc3c6cc17e72cf007feb4bb
Debug Pack 39.87MB 21 Apr 2026 bc3796a276765b0207f6b0600b8b4c62dc0f2e9b990223eaa927424db55af6cc
Development package (SDK to develop PHP extensions) 1.36MB 21 Apr 2026 a6fc3b26fa569dd237354d9effed02fcdefa3845eb68611d6ed7f226d3b22ca3