diff --git a/inventory.json b/inventory.json
new file mode 100644
index 0000000..d136afe
--- /dev/null
+++ b/inventory.json
@@ -0,0 +1,25 @@
+{
+    "author": "alexander",
+    "cheatsheets": {
+        "sem1-Analysis_1.pdf": {
+            "module": "Analysis 1",
+            "semester": "1"
+        },
+        "sem1-Schaltungstheorie.pdf": {
+            "module": "Schaltungstheorie",
+            "semester": "1"
+        },
+        "sem1-Lineare-algebra.pdf": {
+            "module": "Lineare Algebra",
+            "semester": "1"
+        },
+        "sem1-Digitaltechnik.pdf": {
+            "module": "Digitaltechnik",
+            "semester": "1"
+        },
+        "sem1-Computertechnik.pdf": {
+            "module": "Computertechnik",
+            "semester": "1"
+        }
+    }
+}
\ No newline at end of file