diff --git a/init.rb b/init.rb
new file mode 100644
index 0000000..287c0d3
--- /dev/null
+++ b/init.rb
@@ -0,0 +1,23 @@
+class Init
+  NGIT_DIRECTORY_PATH = ".ngit".freeze
+
+  def call
+    raise("Existing NGit repository") if Dir.exists?(NGIT_DIRECTORY_PATH)
+
+    Dir.mkdir(NGIT_DIRECTORY_PATH)
+    create_directories(%w(objects objects/info objects/pack refs refs/heads refs/tags))
+    create_files(%w(HEAD config))
+
+    $stdout.puts "NGit initialized in #{NGIT_DIRECTORY_PATH}"
+  end
+
+  private
+
+  def create_directories(paths)
+    paths.each { |path| Dir.mkdir("#{NGIT_DIRECTORY_PATH}/#{path}") }
+  end
+
+  def create_files(paths)
+    paths.each { |path| File.open("#{NGIT_DIRECTORY_PATH}/#{path}", "w") {} }
+  end
+end