diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..4fbb073
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+/vendor/
+/composer.lock
diff --git a/.phpbenchmarks/AbstractComponentConfiguration.php b/.phpbenchmarks/AbstractComponentConfiguration.php
new file mode 100644
index 0000000..b15de03
--- /dev/null
+++ b/.phpbenchmarks/AbstractComponentConfiguration.php
@@ -0,0 +1,85 @@
+<?php
+
+declare(strict_types=1);
+
+namespace AbstractComponentConfiguration;
+
+abstract class AbstractComponentConfiguration
+{
+    public static function getComponentType(): int
+    {
+        return 1;
+    }
+
+    public static function getComponentName(): string
+    {
+        return 'PHP';
+    }
+
+    public static function getComponentSlug(): string
+    {
+        return 'php';
+    }
+
+    public static function isPhp56Enabled(): bool
+    {
+        return false;
+    }
+
+    public static function isPhp70Enabled(): bool
+    {
+        return false;
+    }
+
+    public static function isPhp71Enabled(): bool
+    {
+        return false;
+    }
+
+    public static function isPhp72Enabled(): bool
+    {
+        return true;
+    }
+
+    public static function isPhp73Enabled(): bool
+    {
+        return false;
+    }
+
+    public static function getBenchmarkUrl(): string
+    {
+        return 'index.php';
+    }
+
+    public static function getCoreDependencyName(): string
+    {
+        return 'php';
+    }
+
+    public static function getCoreDependencyMajorVersion(): int
+    {
+        return 7;
+    }
+
+    public static function getCoreDependencyMinorVersion(): int
+    {
+        return 2;
+    }
+
+    public static function getCoreDependencyPatchVersion(): int
+    {
+        return 17;
+    }
+
+    public static function getBenchmarkType(): int
+    {
+        return 6;
+    }
+
+    public static function getSourceCodeUrls(): array
+    {
+        return [
+            'serialization' => 'https://github.com/phpbenchmarks/php/blob/php_7.2_json-serialization-hello-world/public/index.php'
+        ];
+    }
+}
diff --git a/.phpbenchmarks/composer.lock.php7.3 b/.phpbenchmarks/composer.lock.php7.3
new file mode 100644
index 0000000..af2f140
--- /dev/null
+++ b/.phpbenchmarks/composer.lock.php7.3
@@ -0,0 +1,51 @@
+{
+    "_readme": [
+        "This file locks the dependencies of your project to a known state",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
+        "This file is @generated automatically"
+    ],
+    "content-hash": "55cef1d6dba145454a8a242dcc2ceece",
+    "packages": [
+        {
+            "name": "phpbenchmarks/benchmark-json-serialization-hello-world",
+            "version": "1.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/phpbenchmarks/benchmark-json-serialization-hello-world.git",
+                "reference": "9284d31f5ebf7fc9d61dec4e6caf93f45545d7bc"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/phpbenchmarks/benchmark-json-serialization-hello-world/zipball/9284d31f5ebf7fc9d61dec4e6caf93f45545d7bc",
+                "reference": "9284d31f5ebf7fc9d61dec4e6caf93f45545d7bc",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.4.0"
+            },
+            "type": "project",
+            "autoload": {
+                "psr-4": {
+                    "PhpBenchmarks\\BenchmarkJsonSerializationHelloWorld\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "proprietary"
+            ],
+            "description": "Data for JSON serialization of Hello world benchmark on phpbenchmarks.com.",
+            "time": "2019-05-11T19:31:47+00:00"
+        }
+    ],
+    "packages-dev": [],
+    "aliases": [],
+    "minimum-stability": "stable",
+    "stability-flags": [],
+    "prefer-stable": false,
+    "prefer-lowest": false,
+    "platform": {
+        "php": "7.3.*",
+        "ext-json": "*"
+    },
+    "platform-dev": []
+}
diff --git a/.phpbenchmarks/initBenchmark.sh b/.phpbenchmarks/initBenchmark.sh
new file mode 100755
index 0000000..f61c58a
--- /dev/null
+++ b/.phpbenchmarks/initBenchmark.sh
@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+
+set -e
+
+composer install --no-dev --classmap-authoritative --ansi
diff --git a/.phpbenchmarks/responseBody/responseBody.json b/.phpbenchmarks/responseBody/responseBody.json
new file mode 100644
index 0000000..0372188
--- /dev/null
+++ b/.phpbenchmarks/responseBody/responseBody.json
@@ -0,0 +1 @@
+["Hello World !"]
\ No newline at end of file
diff --git a/.phpbenchmarks/vhost.conf b/.phpbenchmarks/vhost.conf
new file mode 100644
index 0000000..2caa86c
--- /dev/null
+++ b/.phpbenchmarks/vhost.conf
@@ -0,0 +1,17 @@
+server {
+    listen 80;
+    server_name ____HOST____;
+    root ____INSTALLATION_PATH____/public;
+    location / {
+        try_files $uri /index.php$is_args$args;
+    }
+    location ~ ^/(index).php(/|$) {
+        fastcgi_pass unix:/run/php/____PHP_FPM_SOCK____;
+        fastcgi_split_path_info ^(.+.php)(/.*)$;
+        include fastcgi_params;
+        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
+        fastcgi_param HTTPS off;
+    }
+    error_log /var/log/nginx/benchmark_error.log;
+    access_log /var/log/nginx/benchmark_access.log;
+}
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..b0ec41b
--- /dev/null
+++ b/README.md
@@ -0,0 +1,27 @@
+<p align="center">
+  <img src="http://www.phpbenchmarks.com/images/logo_github.png">
+  <br>
+  <a href="http://www.phpbenchmarks.com" target="_blank">www.phpbenchmarks.com</a>
+</p>
+
+## What is www.phpbenchmarks.com ?
+
+You will find lot of benchmarks for PHP frameworks and template engines.
+
+You can compare results between Apache Bench and Siege, and PHP 5.6 to 7.3.
+
+## What is this repository ?
+
+It's benchmark common code for PHP benchmarks.
+
+Switch branch to select your PHP major version and benchmark you want to see.
+
+See all PHP benchmarked versions on [phpbenchmarks/php](https://github.com/phpbenchmarks/php).
+
+You can find how we benchmark on [phpbenchmarks.com](http://www.phpbenchmarks.com/en/benchmark-protocol.html).
+
+## Benchmarks
+
+You can find all PHP benchmarks results on [phpbenchmarks.com](http://www.phpbenchmarks.com/en/benchmark/php.html).
+
+Scores are too low ? Do not hesitate to create a pull request, and ask a new benchmark !
diff --git a/composer.json b/composer.json
new file mode 100644
index 0000000..449628e
--- /dev/null
+++ b/composer.json
@@ -0,0 +1,10 @@
+{
+    "name": "phpbenchmarks/php",
+    "license": "proprietary",
+    "type": "project",
+    "require": {
+        "php": "7.2.*",
+        "ext-json": "*",
+        "phpbenchmarks/benchmark-json-serialization-hello-world": "1.0.0"
+    }
+}
diff --git a/public/index.php b/public/index.php
new file mode 100644
index 0000000..282463e
--- /dev/null
+++ b/public/index.php
@@ -0,0 +1,15 @@
+<?php
+
+declare(strict_types=1);
+
+require __DIR__ . '/../vendor/autoload.php';
+
+use PhpBenchmarks\BenchmarkJsonSerializationHelloWorld\BenchmarkService;
+
+if (BenchmarkService::isWriteToResponseBody()) {
+    echo json_encode(BenchmarkService::getDataToSerialize());
+} else {
+    json_encode(BenchmarkService::getDataToSerialize());
+}
+
+// require phpbenchmarks stats.php here when needed