diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..57872d0
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/vendor/
diff --git a/composer.json b/composer.json
new file mode 100644
index 0000000..56fd354
--- /dev/null
+++ b/composer.json
@@ -0,0 +1,13 @@
+{
+    "name": "boletofacil/boletofacil-php",
+    "description": "SDK para integração com o Boleto Fácil",
+    "type": "library",
+    "require": {
+        "ext-curl": "^7.1"
+    },
+    "autoload": {
+        "files": [
+            "boletofacil.php"
+        ]
+    }
+}
diff --git a/composer.lock b/composer.lock
new file mode 100644
index 0000000..d859163
--- /dev/null
+++ b/composer.lock
@@ -0,0 +1,19 @@
+{
+    "_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#composer-lock-the-lock-file",
+        "This file is @generated automatically"
+    ],
+    "content-hash": "c01d5b1e1e3983fa59c3cdef7ab54064",
+    "packages": [],
+    "packages-dev": [],
+    "aliases": [],
+    "minimum-stability": "stable",
+    "stability-flags": [],
+    "prefer-stable": false,
+    "prefer-lowest": false,
+    "platform": {
+        "ext-curl": "^7.1"
+    },
+    "platform-dev": []
+}