diff --git a/Changelog.md b/Changelog.md
new file mode 100644
index 0000000..f26d6ed
--- /dev/null
+++ b/Changelog.md
@@ -0,0 +1,10 @@
+# Changelog
+
+## Version 1.0.0
+
+First version of this library.
+
+Implements collision detection between AABB (Axis-Aligned-Bounding-Box) and
+AABB, AABB and Generic-Boxes, and Generic-Boxes and Generic-Boxes.
+
+Some vector/matrix math also added.