diff --git a/.gitignore b/.gitignore
index ea20ab0..5144056 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@
 2024/rust/target
 2023/rust/target
 */target
+2025/vendor
diff --git a/2025/composer.json b/2025/composer.json
new file mode 100644
index 0000000..98ade79
--- /dev/null
+++ b/2025/composer.json
@@ -0,0 +1,21 @@
+{
+    "name": "danchadwick/aoc-2025",
+    "description": "Advent of code 2025",
+    "type": "project",
+    "autoload": {
+        "psr-4": {
+            "Aoc2025\\": "src/"
+        }
+    },
+    "authors": [
+        {
+            "name": "dan612",
+            "email": "daniel.chadwick612@gmail.com"
+        }
+    ],
+    "minimum-stability": "dev",
+    "require": {},
+    "scripts": {
+      "start": "sh start.sh"
+    }
+}
diff --git a/2025/composer.lock b/2025/composer.lock
new file mode 100644
index 0000000..ee98dcb
--- /dev/null
+++ b/2025/composer.lock
@@ -0,0 +1,18 @@
+{
+    "_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": "27bdc8e2df9841256442f902f4485d9d",
+    "packages": [],
+    "packages-dev": [],
+    "aliases": [],
+    "minimum-stability": "dev",
+    "stability-flags": {},
+    "prefer-stable": false,
+    "prefer-lowest": false,
+    "platform": {},
+    "platform-dev": {},
+    "plugin-api-version": "2.6.0"
+}
diff --git a/2025/day_1/day_1.php b/2025/day_1/day_1.php
new file mode 100644
index 0000000..e69de29
diff --git a/2025/index.php b/2025/index.php
new file mode 100644
index 0000000..8d2ad88
--- /dev/null
+++ b/2025/index.php
@@ -0,0 +1,5 @@
+<?php
+
+require_once __DIR__ . '/vendor/autoload.php';
+
+echo "These are the results of the AoC 2025 challenge:\n";
diff --git a/2025/start.sh b/2025/start.sh
new file mode 100644
index 0000000..1b23442
--- /dev/null
+++ b/2025/start.sh
@@ -0,0 +1,2 @@
+!#/usr/bin/env bash
+php -S localhost:8088 index.php