diff --git a/src/registry.rs b/src/registry.rs
index 0633714..e828a30 100644
--- a/src/registry.rs
+++ b/src/registry.rs
@@ -1,3 +1,5 @@
+use std::fs::{File, OpenOptions};
+
 use bevy::prelude::*;
 use bevy::reflect::{
     ArrayInfo, EnumInfo, ListInfo, MapInfo, NamedField, OpaqueInfo, SetInfo, StructInfo,
@@ -22,10 +24,20 @@ fn create_registry(config: Res<BevyBlenderConfig>, type_registry: Res<AppTypeReg
     let filter = &config.type_filter;
     let types: Vec<RegistryEntry> = type_registry
         .iter()
+        // TODO: somehow filter by components?
+        //.filter(|t| is_component(t))
         .filter(|t| filter.is_allowed_by_id(t.type_id()))
         .map(RegistryEntry::from)
         .collect();
-    println!("{types:?}");
+
+    if let Ok(file) = File::create(&config.registry_path) {
+        if let Err(e) = serde_json::to_writer(&file, &types) {
+            warn!(
+                "Failed to write registry to {:?}: {e:?}",
+                &config.registry_path
+            );
+        }
+    }
 }
 
 #[derive(Debug, Serialize, Deserialize)]