diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..f975bfd
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "assets"]
+	path = assets
+	url = https://git.ethanthesleepy.one/ethanaobrien/sif2-runtime-files
diff --git a/Cargo.lock b/Cargo.lock
index dda865d..bff9fd6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -642,6 +642,7 @@ dependencies = [
  "hex",
  "hmac",
  "include-flate-codegen",
+ "include_dir",
  "jni",
  "json",
  "lazy_static",
@@ -1021,6 +1022,25 @@ dependencies = [
  "zstd",
 ]
 
+[[package]]
+name = "include_dir"
+version = "0.7.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "923d117408f1e49d914f1a379a309cffe4f18c05cf4e3d12e613a15fc81bd0dd"
+dependencies = [
+ "include_dir_macros",
+]
+
+[[package]]
+name = "include_dir_macros"
+version = "0.7.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7cab85a7ed0bd5f0e76d93846e0147172bed2e2d3f859bcc33a8d9699cad1a75"
+dependencies = [
+ "proc-macro2",
+ "quote",
+]
+
 [[package]]
 name = "indexmap"
 version = "2.12.1"
diff --git a/Cargo.toml b/Cargo.toml
index 5e3daed..968079f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -27,20 +27,21 @@ cbc = { version = "0.1.2", features = ["alloc"] }
 aes = "0.8.4"
 pem = "3.0.6"
 ureq = "3.1.4"
+include_dir = {version = "0.7.4", optional = true }
 
 [target.aarch64-linux-android.dependencies]
-jni = { version = "0.21.1", features = ["invocation", "default"] }
+jni = { version = "0.21.1", features = ["invocation", "default"], optional = true }
 
 [target.aarch64-apple-ios.dependencies]
-objc2 = "0.6.3"
-objc2-foundation = { version = "0.3.2", features = ["NSFileManager"] }
+objc2 = { version = "0.6.3", optional = true }
+objc2-foundation = { version = "0.3.2", features = ["NSFileManager"], optional = true }
 
 [build-dependencies]
 cc = "1.0"
 
 # To enable this library you MUST comment out lib block below and add --features library
 [features]
-library = []
+library = ["jni", "objc2", "objc2-foundation", "include_dir"]
 
 #[lib]
 #crate-type = ["cdylib"]
diff --git a/assets b/assets
new file mode 160000
index 0000000..dbb068e
--- /dev/null
+++ b/assets
@@ -0,0 +1 @@
+Subproject commit dbb068e72c6c64eb82dfcf54ea97d7d220d8b1be
diff --git a/src/static_handlers.rs b/src/static_handlers.rs
index d16f2fa..2b5e12e 100644
--- a/src/static_handlers.rs
+++ b/src/static_handlers.rs
@@ -26,7 +26,29 @@ async fn maintenance(_req: HttpRequest) -> HttpResponse {
         .body(r#"{"opened_at":"2024-02-05 02:00:00","closed_at":"2024-02-05 04:00:00","message":":(","server":1,"gamelib":0}"#)
 }
 
+#[cfg(feature = "library")]
+use include_dir::{include_dir, Dir};
+
+#[cfg(all(feature = "library", target_os = "ios"))]
+static SPART_FILES: Dir<'_> = include_dir!("assets/iOS/");
+
+#[cfg(all(feature = "library", target_os = "android"))]
+static SPART_FILES: Dir<'_> = include_dir!("assets/Android/");
+
 fn handle_assets(req: HttpRequest) -> HttpResponse {
+    #[cfg(feature = "library")]
+    {
+        let lang: String = req.match_info().get("lang").unwrap_or("JP").parse().unwrap_or(String::from("JP"));
+        let file_name: String = req.match_info().get("file").unwrap().parse().unwrap();
+        let hash: String = req.match_info().get("file").unwrap().parse().unwrap();
+        if let Some(file) = SPART_FILES.get_file(format!("{lang}/{hash}/{file_name}")) {
+            let body = file.contents();
+            return HttpResponse::Ok()
+                .insert_header(ContentType(mime::APPLICATION_OCTET_STREAM))
+                .insert_header(("content-length", body.len()))
+                .body(body);
+        }
+    }
     let file_path = format!("assets{}", req.path());
     let exists = fs::exists(&file_path);