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 8.5.1RC2

php-8.5.1RC2.tar.bz2 12 Dec 2025 5285c132e3635dddfa920d57edb9acf8fd84432f53fd2d5e3585637d14a09a29
php-8.5.1RC2.tar.gz 12 Dec 2025 394ae2e58140107199fe25c44cb70382fb4b4a4106a3e127ce0220b1cffc9089
php-8.5.1RC2.tar.xz 12 Dec 2025 18b766c67022ef5e84b15e4adc7e9041811668977e16f91fe02bf7c7e3231299

PHP 8.4.16RC1

php-8.4.16RC1.tar.bz2 04 Dec 2025 e6c3a8b14d3b83d1c7870a2785fa52b018a47e99fbca928133fb5db83b45d0f5
php-8.4.16RC1.tar.gz 04 Dec 2025 f3c82948de16204e3432a5a26276c67f18b9ee18de3170faebeab6e84e44b33d
php-8.4.16RC1.tar.xz 04 Dec 2025 5a9e95594132d1950ccfe250b519382b0f9c9fdb1831d3b3caa338d5fa55b10c

PHP 8.3.29RC1

php-8.3.29RC1.tar.bz2 04 Dec 2025 b82bc56afcdd406f2f28611612bb51b21805b7cf222c97d6bfa2fdc1918145b0
php-8.3.29RC1.tar.gz 04 Dec 2025 c74b7e27b06ec12e8d1e9e04baac084bd5ff1aff41cc640ab431a7a51eac8914
php-8.3.29RC1.tar.xz 04 Dec 2025 f405920ef2281b47a97bd6972c78917922c9c174e00576791a96f32713696d56

Windows Builds

PHP 8.5.1RC2

Download source code 31.67MB
Download tests package (phpt) 18MB

VS17 x64 Thread Safe

Zip 33.09MB 09 Dec 2025 fae38813d6d683a949e1751c59bcbb1ec0837b8136277a886be208c1c6cd5917
Debug Pack 37.78MB 09 Dec 2025 895337f7af28932e1bb5d93ef7c3ddb0f23664dfe284be80c74e9455596442a3
Development package (SDK to develop PHP extensions) 1.64MB 09 Dec 2025 d0ef765add126223704f6f295ae02a2266816b0d807ca9835bdb82d9047158ef

VS17 x86 Thread Safe

Zip 29.52MB 09 Dec 2025 a9e72122374546a190b98e6b2b13184003168242fa0273bd6c4d7166ac4a7381
Debug Pack 38.16MB 09 Dec 2025 db314942f8fb784ad3a641357e6b78f3c0ed0f15d3926c000558479e0755e5e2
Development package (SDK to develop PHP extensions) 1.64MB 09 Dec 2025 3c0bc0ccbc3bdf758f9cf52ae7b321e4c22013c7abda2c0c775edb994bdb9d7b

VS17 x64 Non Thread Safe

Zip 32.96MB 09 Dec 2025 891979d69f6e6bb311e3d04ad1e935d671b702bdf6e43d1f3b1ba89f0b514863
Debug Pack 37.64MB 09 Dec 2025 8dfe1a09c767d2d5ea8884e180e1bfc7fa8d7c3471d6feda3f25507c719f7977
Development package (SDK to develop PHP extensions) 1.64MB 09 Dec 2025 d6b5cfdc214f5f19242926d152fcc2792169dfe8bcbd4305904fea6638b7e51f

VS17 x86 Non Thread Safe

Zip 29.46MB 09 Dec 2025 776099ce8cb1e3437744e483f88f7566a28448a0675d2caeab487eec7476c713
Debug Pack 38.13MB 09 Dec 2025 66f8da4e797d73e9c8d3c5c2fcced69d0b95257f284d62baaf4eacacee01ba0e
Development package (SDK to develop PHP extensions) 1.64MB 09 Dec 2025 aa2e512d4f3ad78ae2067f01910a58a66b0cc2247d2dabadd264918f05c745e3

PHP 8.4.16RC1

Download source code 29.57MB
Download tests package (phpt) 17.44MB

VS17 x64 Thread Safe

Zip 32.11MB 03 Dec 2025 0123197768c111ea30d02674662cc2f3986bee0dda51314d4163f505a1cd4735
Debug Pack 36.81MB 03 Dec 2025 e5680f1d8c510c9fd844d65ff486534d3e130ff677f2bcdd804612c8ca151337
Development package (SDK to develop PHP extensions) 1.36MB 03 Dec 2025 d3da5fdab4917872f70a959aaaa54a8255210d857218d830d9d0dd0e9c861d91

VS17 x86 Thread Safe

Zip 28.7MB 03 Dec 2025 e44bab9d7cc3e00bfeb2851511d4bb85d050ffe1ceaa2c2ce9237dec6defee22
Debug Pack 37.37MB 03 Dec 2025 a41a337ca02ad2c5c0203e05ef183df7ef52a3649d72ec04b880fcaf5b676347
Development package (SDK to develop PHP extensions) 1.36MB 03 Dec 2025 14ef4570efaa6a6004bab2775e010cb1a12f306d6d91a2387af5ab4110af8269

VS17 x64 Non Thread Safe

Zip 31.95MB 03 Dec 2025 892c8918f2d1f0e9ecaa880ad6e1eef91ba1a9b00e7be51448bea14325a66921
Debug Pack 36.9MB 03 Dec 2025 520c04580714e17f9f80955ba3eef77ca72d1983b0228dc4222506363e8beb68
Development package (SDK to develop PHP extensions) 1.36MB 03 Dec 2025 ef321c514ceabc4841533a33efcdc3154e62144c738f29eec73be15d11d50f9e

VS17 x86 Non Thread Safe

Zip 28.68MB 03 Dec 2025 668b3465eaf1f038289bab5e18bf34a15161f697230a22c976b46adfd76e4e32
Debug Pack 37.41MB 03 Dec 2025 2f5c64db470afd736659fd67c25a1373b3d86597e91461777ea361d1349c463c
Development package (SDK to develop PHP extensions) 1.36MB 03 Dec 2025 3965d9429e6d095c49429616f28081eba8647ebdc612868464b5faaba29ae6b6

PHP 8.3.29RC1

Download source code 26.74MB
Download tests package (phpt) 16.7MB

VS16 x64 Thread Safe

Zip 30.87MB 02 Dec 2025 992d4eca1cb081e08a0a18af9aa38794d24b01b9e661fa113992ab79984244e9
Debug Pack 30.35MB 02 Dec 2025 d77faad4916594df974e55295763f0b3184161ccd0cbabe122ebda8942f29ff4
Development package (SDK to develop PHP extensions) 1.26MB 02 Dec 2025 5bd35ee92e9d38e5db887b94cbe8520da5cce9b4f752a29f07014eb3d4e9dbcf

VS16 x86 Thread Safe

Zip 27.58MB 02 Dec 2025 ef0d7297523e6758e6d962677ff3466694d31007b6a831fe33c4c85217f954bd
Debug Pack 30.01MB 02 Dec 2025 2efc1dd70c122e6656ddf98bc4d5aa00f846c371bfc89db61d99077e06c5f6fe
Development package (SDK to develop PHP extensions) 1.26MB 02 Dec 2025 be527144a404233ee8890385b7d9e98084679302127a58bdf526150b2b7db9cd

VS16 x64 Non Thread Safe

Zip 30.73MB 02 Dec 2025 5fd83a7118c796dbb01dabf53756be3c09587e5c8baf09da4b3ef2169e855872
Debug Pack 30.31MB 02 Dec 2025 21d28801241b482aca5b4b129b0ecc4cbc8b0d629257923d206a8de297ec4964
Development package (SDK to develop PHP extensions) 1.26MB 02 Dec 2025 2781a266fb7995b455857107e95f3dc3a6c83341e353bfb6b19d12c51dd572b2

VS16 x86 Non Thread Safe

Zip 27.6MB 02 Dec 2025 72de25485dc247007b10fafb4bcff452ae83a764974ce4cb33e9aec22cdb21f9
Debug Pack 30.31MB 02 Dec 2025 f459d9e45e951dabc2a05623efb01477b9745a02058b537705ab3b45f50a8e59
Development package (SDK to develop PHP extensions) 1.26MB 02 Dec 2025 6552bad53cdf0b7fd61704a9259d065597cef4706993a80e00e88e4442af8cc5