diff --git a/LICENSE.md b/LICENSE.md
new file mode 100644
index 0000000..0789e8c
--- /dev/null
+++ b/LICENSE.md
@@ -0,0 +1,14 @@
+# License
+
+This project has mixed licencing. 
+You are free to copy, redistribute and/or modify aspects of this work under the terms of each licence accordingly.
+
+## Icon Set Builder
+
+The builder of this icon set is under **MIT License**.
+The content of these part is under `tool` directory.
+
+## Icon Set Assets
+
+The assets for generating this icon set is under different licenses.
+You can browse them manually, or use machine to collect them by reading the `LICENSES.toml` file located in their directory.
diff --git a/README.md b/README.md
index a69c370..428d7dc 100644
--- a/README.md
+++ b/README.md
@@ -5,4 +5,12 @@ Yet Another Aero Icon Set.
 ## Repository Notes
 
 The content submitted in Git repository doesn't include any binary assets.
-It only includes code part of this icon set for tracing the change of build code.
+It only includes the code part of this repository for tracing the changes of code building this icon set.
+
+## Status
+
+Work in progress...
+
+## License
+
+See [LICENSES](LICENSE.md) for more details.