diff --git a/lesson#10/raylib_firstWindow/dub.json b/lesson#10/raylib_firstWindow/dub.json
new file mode 100644
index 0000000..5ad9c7f
--- /dev/null
+++ b/lesson#10/raylib_firstWindow/dub.json
@@ -0,0 +1,13 @@
+{
+	"authors": [
+		"rillk500"
+	],
+	"copyright": "free",
+	"dependencies": {
+		"raylib-d": "~>2.5.0"
+	},
+	"libs": [ "raylib" ],
+	"description": "A minimal D application.",
+	"license": "no license",
+	"name": "raylib_firstwindow"
+}
\ No newline at end of file
diff --git a/lesson#10/raylib_firstWindow/dub.selections.json b/lesson#10/raylib_firstWindow/dub.selections.json
new file mode 100644
index 0000000..9d49892
--- /dev/null
+++ b/lesson#10/raylib_firstWindow/dub.selections.json
@@ -0,0 +1,6 @@
+{
+	"fileVersion": 1,
+	"versions": {
+		"raylib-d": "2.5.0"
+	}
+}
diff --git a/lesson#10/raylib_firstWindow/raylib_firstwindow b/lesson#10/raylib_firstWindow/raylib_firstwindow
new file mode 100644
index 0000000..ac1bd14
Binary files /dev/null and b/lesson#10/raylib_firstWindow/raylib_firstwindow differ
diff --git a/lesson#10/raylib_firstWindow/source/app.d b/lesson#10/raylib_firstWindow/source/app.d
new file mode 100644
index 0000000..a79b7fc
--- /dev/null
+++ b/lesson#10/raylib_firstWindow/source/app.d
@@ -0,0 +1,7 @@
+import std.stdio;
+
+import raylib;
+
+void main() {
+	writeln("Edit source/app.d to start your project.");
+}