diff --git a/gen_json.py b/gen_json.py
new file mode 100644
index 0000000..412ed26
--- /dev/null
+++ b/gen_json.py
@@ -0,0 +1,35 @@
+#!/usr/bin/python3
+import urllib.request
+import json
+
+names = []
+
+with open("dev_capes.txt") as f:
+    for line in f:
+        names.append(line.strip())
+
+names = list(set(names))
+names = [name for name in names if name != ""]
+
+uuids = {}
+
+for i, name in enumerate(names):
+    print(f"[{i+1}/{len(names)}] Fetching UUID for {name}")
+    with urllib.request.urlopen("https://api.ashcon.app/mojang/v2/user/"+name) as f:
+        dat = json.load(f)
+        uuids[name] = dat["uuid"]
+
+
+full_data = {
+    "dev": [
+        {
+            "id": v,
+            "name": k
+        } for k, v in uuids.items()
+    ]
+}
+
+full_data["dev"] = sorted(full_data["dev"], key=lambda v: v["id"])
+
+with open("dev_capes.json", "w") as f:
+    json.dump(full_data, f, indent=4)