diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..a810b8d
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,12 @@
+# Ignore all test and documentation with “export-ignore”
+.github export-ignore
+bin export-ignore
+composer.* export-ignore
+tests export-ignore
+.gitattributes export-ignore
+.phpcs.xml.dist export-ignore
+.travis.yml export-ignore
+LICENSE.md export-ignore
+LICENSE.txt export-ignore
+README.md export-ignore
+phpunit.xml.dist export-ignore