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 8.6.0RC4

php-8.6.0RC4.tar.bz2 21 Oct 2026 60d433d768e9c017632a0402048b0d189979d7659483db65df6790018e10d306
php-8.6.0RC4.tar.gz 21 Oct 2026 ac4e19a92fc2d8a6a3b5310b149330475e602a8fd8f9278976bb1ee1b6b6665e
php-8.6.0RC4.tar.xz 21 Oct 2026 93f208da9ae059bf6863b0e1d101e6c6475a7b0f0acbf6c084950ab522f514d8

Windows Builds

PHP 8.6.0RC4

Download source code 33.89MB
Download tests package (phpt) 19.43MB

VS18 x64 Thread Safe

Zip 37.86MB 21 Oct 2026 a33395000922adcf190c4988954a39a3616102a6aab13858434dca5212133a22
Debug Pack 54.37MB 21 Oct 2026 7e86ffbe134a5cf0e1c913cadb13935345b15b46c3edbc57d075e082c4fb3592
Development package (SDK to develop PHP extensions) 1.71MB 21 Oct 2026 583bbae45b1117b9eba475539d8ca8d703a1c660cc1cf2149ec65d7dc55a6126

VS18 x86 Thread Safe

Zip 33.15MB 21 Oct 2026 f4c3e63ce11b01306bb8bc82c7842dd42fa2b159f1b307b157cfb7f0c880a3b7
Debug Pack 51.46MB 21 Oct 2026 1d25772d8d755c58010dbc6f9a266d3e75039c4f124272d46abdfac9c1e46add
Development package (SDK to develop PHP extensions) 1.71MB 21 Oct 2026 2bad23a566f8f8ed15766a04acd95973adf7459b3378e93ba36931a461612a11

VS18 x64 Non Thread Safe

Zip 37.76MB 21 Oct 2026 68026900957f18f61d49726224ff0efc39bb0710c7e8adab94b7032f34974d9f
Debug Pack 54MB 21 Oct 2026 0b614da6dd7b92a517b02296e06e220aa306237549410e1477a7fb03d6e15450
Development package (SDK to develop PHP extensions) 1.71MB 21 Oct 2026 41601842797b0a4e0c06ba195941479efd67956d0f6d40177de053327192e84b

VS18 x86 Non Thread Safe

Zip 33.13MB 21 Oct 2026 2aefd109fa4b15e9553dd8e314a5d1ba2d1812e3064dcdd800329094b4a4de20
Debug Pack 51.35MB 21 Oct 2026 ac181f763f74bb612d0753f183c68fcf85b06e1c7cb7b4010484a3127ad51b7f
Development package (SDK to develop PHP extensions) 1.71MB 21 Oct 2026 dddaef3abbc07ad76f0b9dd3d963847807e753f374d57bd4fe50679915e56762