diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..47c3de6
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2021 Mateusz Żółtak
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..bd65cfa
--- /dev/null
+++ b/README.md
@@ -0,0 +1,12 @@
+# rdfHelpers
+
+A set of helper classes for implementing the [rdfInterface](https://github.com/zozlak/rdfInterface).
+
+## Installation
+
+* Obtain the [Composer](https://getcomposer.org)
+* Run `composer require zozlak/rdf-helpers`
+
+## Usage
+
+
diff --git a/composer.json b/composer.json
new file mode 100644
index 0000000..7bb8711
--- /dev/null
+++ b/composer.json
@@ -0,0 +1,36 @@
+{
+    "name": "zozlak/rdf-helpers",
+    "type": "library",
+    "description": "Yet another RDF library",
+    "keywords": [],
+    "homepage": "https://github.com/zozlak/rdfHelpers",
+    "license": "MIT",
+    "authors": [
+        {
+            "name": "Mateusz Żółtak",
+            "email": "zozlak@zozlak.org",
+            "role": "Developer"
+        }
+    ],
+    "require": {
+        "php": ">=8.0",
+        "zozlak/rdf-constants": "^1.1",
+        "zozlak/rdf-interface": "*"
+    },
+    "autoload": {
+        "psr-4": {
+            "rdfHelpers\\": "src/rdfHelpers"
+        }
+    },
+    "require-dev": {
+        "phpunit/phpunit": "^9.5",
+        "phpunit/php-code-coverage": "^9.2",
+        "phpstan/phpstan": "*",
+        "squizlabs/php_codesniffer": "*"
+    },
+    "autoload-dev": {
+        "psr-4": {
+            "rdfHelpers\\": "tests"
+        }
+    }
+}
diff --git a/phpunit.xml b/phpunit.xml
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--- /dev/null
+++ b/phpunit.xml
@@ -0,0 +1,15 @@
+<?xml version="1.0"?>
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" colors="true" verbose="true" bootstrap="vendor/autoload.php" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd">
+  <coverage processUncoveredFiles="true">
+    <include>
+      <directory suffix=".php">src</directory>
+    </include>
+    <report>
+      <clover outputFile="build/logs/clover.xml"/>
+    </report>
+  </coverage>
+  <logging/>
+  <testsuite name="tests">
+    <directory>tests</directory>
+  </testsuite>
+</phpunit>
diff --git a/GenericQuadIterator.php b/src/rdfHelpers/GenericQuadIterator.php
similarity index 100%
rename from GenericQuadIterator.php
rename to src/rdfHelpers/GenericQuadIterator.php
diff --git a/NtriplesUtil.php b/src/rdfHelpers/NtriplesUtil.php
similarity index 100%
rename from NtriplesUtil.php
rename to src/rdfHelpers/NtriplesUtil.php
diff --git a/RdfHelpersException.php b/src/rdfHelpers/RdfHelpersException.php
similarity index 100%
rename from RdfHelpersException.php
rename to src/rdfHelpers/RdfHelpersException.php