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 8.5.2RC1

php-8.5.2RC1.tar.bz2 01 Jan 2026 622b2d9471bd10d054a7d5938e66072512fad367b97e147165c0a864746b94ff
php-8.5.2RC1.tar.gz 01 Jan 2026 12f39245d139c956af072b45c3adbf9bb8b35d23a03e401cd502a83ed00d4d39
php-8.5.2RC1.tar.xz 01 Jan 2026 5ba316ea268c80bb50468baecf8e040971fad328239d526dcc0a986c1d72b13b

PHP 8.4.17RC1

php-8.4.17RC1.tar.bz2 01 Jan 2026 02abfe473ff3aa12a06ac6fedfe896cb8c082c108d46e17a1d9174bb139d2d1b
php-8.4.17RC1.tar.gz 01 Jan 2026 a3062494dffd9be5be259eb20da6dc248954c5322b681b98b0a5cc93d125808d
php-8.4.17RC1.tar.xz 01 Jan 2026 0d86b6a92d8af1b25671c3abe558d035f26aefb48218fada3757406e1cbf4dd8

Windows Builds

PHP 8.5.2RC1

Download source code 31.69MB
Download tests package (phpt) 18.02MB

VS17 x64 Thread Safe

Zip 33.11MB 30 Dec 2025 59d046660273389821d93152d2b65161268fd8c8a91d73b334476e1760aeab28
Debug Pack 38.07MB 30 Dec 2025 836de1e972a3de650bc5c8924084986c964450d4fe407a4073a547de2803af2b
Development package (SDK to develop PHP extensions) 1.64MB 30 Dec 2025 99894358229c678582a143c1bfcf300944a0430fb510d506d6d8517c0087f8a7

VS17 x86 Thread Safe

Zip 29.53MB 30 Dec 2025 fbfd515e9d269288b0b99254c915949b849806c41e8999be33a4dc4071f5a9be
Debug Pack 38.53MB 30 Dec 2025 adc6e562f50317a431d58fb519eea5e4efc7bb61656975fe7f4225a628d5cd72
Development package (SDK to develop PHP extensions) 1.64MB 30 Dec 2025 d6832779472683ac8e3a13479b711deb93abfb6c7b19e8f925083d6bfb2cf717

VS17 x64 Non Thread Safe

Zip 32.99MB 30 Dec 2025 1c7f95725143c8f141ebd00f7cfb3dc37cfaafe19244f8ddf68c9536545f568f
Debug Pack 37.89MB 30 Dec 2025 227fe10a8778612eaa8f65f21bd18697cb97cefcc554e9d5392ad344a9f552bd
Development package (SDK to develop PHP extensions) 1.64MB 30 Dec 2025 8a5147606500320d3da31f4b245793561a34a015c530966fa8ce13ca083853c2

VS17 x86 Non Thread Safe

Zip 29.44MB 30 Dec 2025 2e89a3d23ce547bfaecd9cbf720f292b1571788a24e7f14e80fa7dd2e5168851
Debug Pack 38.46MB 30 Dec 2025 f14f531d93297315562d9b7b3ed786fac4e4d8fc694324221da125340082a546
Development package (SDK to develop PHP extensions) 1.64MB 30 Dec 2025 95594893c17740aa8ba4e0ead2b38e0d5475603bbee753abf38c0ad91243758d

PHP 8.4.17RC1

Download source code 29.58MB
Download tests package (phpt) 17.46MB

VS17 x64 Thread Safe

Zip 32.13MB 30 Dec 2025 9dd1db080b7332528c03b32c9d87f8304680fd5af65e0137ab30cb270e892d35
Debug Pack 37.37MB 30 Dec 2025 f25855d5ddacbd6ba1aa83808a09a3ca67a51c594ce254567f9dc4d366180335
Development package (SDK to develop PHP extensions) 1.36MB 30 Dec 2025 c881b8756ab1da6971579f4882de88def3f92fd8f30aaaa2388141887bc1867d

VS17 x86 Thread Safe

Zip 28.71MB 30 Dec 2025 0490ace0e0b782fa98ccfc37afe2545d02f14ebfb7d07d3af90f6b87d98829c7
Debug Pack 37.78MB 30 Dec 2025 849749fe4b9410b2dc64727a9041e96dbf687be6914baf5eb3e1a567d51238d3
Development package (SDK to develop PHP extensions) 1.36MB 30 Dec 2025 d7c119dc3ed7bf83ab68fef54d5a6b8b470aeb00a640e1e75142c0e50fc300c8

VS17 x64 Non Thread Safe

Zip 31.97MB 30 Dec 2025 8dc641ff9cb95f0fccf215e5b19255243dc7b40216a44645e6f7562bb9ad7168
Debug Pack 37.38MB 30 Dec 2025 936bc458271f63836644f166f0154cc645593064357469819b25af392d1363fb
Development package (SDK to develop PHP extensions) 1.36MB 30 Dec 2025 94e2c90f0b9ec8455b8b88da6469f94f9ca6fdb3b728ba67c2cac3c8f2f98e2e

VS17 x86 Non Thread Safe

Zip 28.64MB 30 Dec 2025 732aadbc2fec4078d7ae5bb91287193a0ebb3a9ced96a7adc2ac4fb5146d8e59
Debug Pack 37.71MB 30 Dec 2025 2fea04c91afd8456bc35bb5fe771740634c11c605bc16ed4f840288e16f8e9a1
Development package (SDK to develop PHP extensions) 1.36MB 30 Dec 2025 b0cb6943304864eca35869e675df7cb3d52800a35e080b7555fa3a6801e6a4db