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 8.5.5RC1

php-8.5.5RC1.tar.bz2 26 Mar 2026 71799a09bcf033b9784c2ca156387eb2e5549cee71131e71ac7103381c6e030d
php-8.5.5RC1.tar.gz 26 Mar 2026 39ba7a41078a4d4c63b71acefbd14f4e9de14d314ad37dca3a75ef699284592e
php-8.5.5RC1.tar.xz 26 Mar 2026 42ef94cb80d6d2d218283544b88f527c44e941e3b27d5c9dbbde44d12dee1990

PHP 8.4.20RC1

php-8.4.20RC1.tar.bz2 26 Mar 2026 25f64085c22a48d6941acf38ec9e4c8f046d6f9f2285b7fdf49a9f3cd8217741
php-8.4.20RC1.tar.gz 26 Mar 2026 d12ac12d1745ba1d5b7a0bd9005adf1ab2fe2ca97132eea5b8a45163998554cd
php-8.4.20RC1.tar.xz 26 Mar 2026 a0108bc5432499cbdd9c64bcb2cb3715ff2cec23bb768c2fb6ed0c433e9ff933

Windows Builds

PHP 8.5.5RC1

Download source code 31.76MB
Download tests package (phpt) 18.07MB

VS17 x64 Thread Safe

Zip 33.49MB 24 Mar 2026 ed744a3002166961dabd33bef12a8533aab7b335982a42035ede695a1e197417
Debug Pack 38.42MB 24 Mar 2026 48e00e21780497cbeb603464c099373395c8a5d1efe880521cf840767b4158b0
Development package (SDK to develop PHP extensions) 1.64MB 24 Mar 2026 7ceb8a2a71af4516f7a29fa668b375376157651c65ac7cd8bdc5f183e530ce88

VS17 x86 Thread Safe

Zip 29.9MB 24 Mar 2026 16dd43c489876412efe33f3ed30129425925c62c11b0bc12412fa67a4d0b909e
Debug Pack 39.07MB 24 Mar 2026 3316d3af16dcc07a60e6c34ae393215c840c84a114ed9b995d10940665bc8b67
Development package (SDK to develop PHP extensions) 1.64MB 24 Mar 2026 7a15480ee6634a06abc468e65c5c64acc49be6d83efbb5469e3af565e00a0ee4

VS17 x64 Non Thread Safe

Zip 33.36MB 24 Mar 2026 50870d4457ed4d398f09eef30aa0a54a0654397d5513d00c114a37b8505fb5cb
Debug Pack 38.23MB 24 Mar 2026 b96ade68773b6b8d95e1d4d860af9559c1fb2f120b52bf1e2090d96d48f9a488
Development package (SDK to develop PHP extensions) 1.64MB 24 Mar 2026 022d7fb25139e20a02676eefacde407c10985d92b5c30687f75bea17ab03f2fb

VS17 x86 Non Thread Safe

Zip 29.85MB 24 Mar 2026 4dfd2381af0b9567c8405f8660168c5f634e49982eed74f874f51c5c289999e0
Debug Pack 39.09MB 24 Mar 2026 4b72d48bbbb5017c3e39ba79c9180dc6ac3d391bb4f9b8fa3eab256cec243987
Development package (SDK to develop PHP extensions) 1.64MB 24 Mar 2026 7a308e444a20386907b4e2e662db008468e4c5821aa5f598293e2a4ae6944797

PHP 8.4.20RC1

Download source code 29.64MB
Download tests package (phpt) 17.49MB

VS17 x64 Thread Safe

Zip 32.51MB 25 Mar 2026 7741d92c346b264ea5576e5038147d3a7d0d472c7ea479ab9d026e91e36871b3
Debug Pack 37.86MB 25 Mar 2026 c197ce10c24a6da7f4051bee7e6ec4cdc707a8d9549348a30cafd2610f512b14
Development package (SDK to develop PHP extensions) 1.36MB 25 Mar 2026 6010c4869bdc465c661eba65aa47485a27f5e61beaeb82fcb17b025400441600

VS17 x86 Thread Safe

Zip 29.08MB 25 Mar 2026 1c1f89efbf025b54b7406e81a075d275534d2d7aa91ebfcc13e2d89672431037
Debug Pack 38.28MB 25 Mar 2026 111572e1b9c119a25a42b7fe0047332a1684a3b6233a274748c78d989019edd8
Development package (SDK to develop PHP extensions) 1.36MB 25 Mar 2026 18411b6998f2913340b7fb12efc79a772a54012e188cff3ab6ddca85aa4d3054

VS17 x64 Non Thread Safe

Zip 32.35MB 25 Mar 2026 a47f7e58d1eb3f34499edd92bcdf2e755b8731acc66557f300b73dd2c6d65134
Debug Pack 37.54MB 25 Mar 2026 380105e63cc6945acd2e5777685844da732c8ea2185f7126ef3399768fdf8048
Development package (SDK to develop PHP extensions) 1.36MB 25 Mar 2026 cc439de84e8195c5767a49e06d27b3f6c0ea81b943d662cdcdc493457dc35537

VS17 x86 Non Thread Safe

Zip 29.06MB 25 Mar 2026 90be1d5d394d11ed60d8d22b752823656046392537c9075db65b3f98e313689b
Debug Pack 38.31MB 25 Mar 2026 a4ca9ee573fea941b02324443af3506bc30e3dcad218c30af33760f2c403643d
Development package (SDK to develop PHP extensions) 1.36MB 25 Mar 2026 f08dcf09214edf9921d8da806ec83b4064c150c73e4864109a4a91ec5ad5df5c