diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..869df07
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+/target
+Cargo.lock
\ No newline at end of file
diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..25460f1
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,9 @@
+[package]
+name = "ropro-patcher"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+platform-dirs = "0.3.0"
\ No newline at end of file
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..787cae0
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,73 @@
+// Dependencies
+use std::{fs, io::{stdin, stdout, Write}};
+use platform_dirs::AppDirs;
+
+// Path to the installation root dir
+fn patch(path: String) {
+    // Patching the background file
+    let background = path.clone() + "/background.js";
+
+    // Grabbing background file contents
+    let mut background_contents = fs::read_to_string(background.clone()).expect("Unable to open file (background.js)");
+
+    // Finding the things to patch
+    background_contents = background_contents.replace("subscription = await getStorage(\"rpSubscription\")", "subscription = \"pro_tier\"");
+    background_contents = background_contents.replace("subscription = data", "data = \"pro_tier\"; subscription = data");
+    background_contents = background_contents.replace("getStorage('rpSubscription')", "\"pro_tier\"");
+    background_contents = background_contents.replace("await getStorage(\"rpSubscription\")", "\"pro_tier\"");
+    background_contents = background_contents.replace("setStorage(\"rpSubscription\", xhr.getResponseHeader(\"ropro-subscription-tier\"))", "setStorage(\"rpSubscription\", \"pro_tier\"");
+    background_contents = background_contents.replace("setStorage(\"rpSubscription\", subscriptionLevel", "setStorage(\"rpSubscription\", \"pro_tier\"");
+
+    // Write our changes
+    fs::write(background.clone(), background_contents).expect("Unable to write file contents (background.js)");
+
+    // Patching the options file
+    let options = path.clone() + "/js/page/options.js";
+
+    // Grabbing options file contents
+    let mut options_contents = fs::read_to_string(options.clone()).expect("Unable to open file (options.js)");
+
+    // Finding things to patch
+    options_contents = options_contents.replace("setStorage('rpSubscription', data)", "data=\"pro_tier\"; setStorage('rpSubscription', data)");
+
+    // Write our changes
+    fs::write(options.clone(), options_contents).expect("Unable to write file contents (options.js)");
+}
+
+// Main
+fn main() {
+    // Grab the input directory
+    let mut input_dir = String::new();
+    print!("Thanks for using Stefanuk12's RoPro Patcher.\n\nPlease select an option:\n\n1. Opera GX\n2. Google Chrome\n3. Custom Path\n> ");
+    stdout().flush().unwrap();
+    stdin().read_line(&mut input_dir).ok().expect("Failed to get user input");
+
+    // Resolve what we want to do
+    input_dir = input_dir.trim().to_string();
+    if !(input_dir == "1" || input_dir == "2" || input_dir == "3") {
+        panic!("Invalid option");
+    }
+
+    // Custom Path
+    if input_dir == "3" {
+        input_dir.clear();
+        print!("Please enter the path: ");
+        stdout().flush().unwrap();
+        stdin().read_line(&mut input_dir).ok().expect("Failed to get user input");
+        input_dir = input_dir.trim().to_string();
+    } else {
+        // Opera GX
+        if input_dir == "1" {
+            input_dir.clear();
+            input_dir = fs::read_dir(AppDirs::new(Some(r"Opera Software\Opera GX Stable\Extensions\adbacgifemdbhdkfppmeilbgppmhaobf"), false).unwrap().config_dir).expect("Unable to grab Opera GX extension.").next().unwrap().unwrap().path().to_str().unwrap().to_string();
+        } else if input_dir == "2" { // Google Chrome
+            input_dir.clear();
+            input_dir = fs::read_dir(AppDirs::new(Some(r"Google\Chrome\User Data\Default\Extensions\adbacgifemdbhdkfppmeilbgppmhaobf"), false).unwrap().cache_dir).expect("Unable to grab Opera GX extension.").next().unwrap().unwrap().path().to_str().unwrap().to_string();
+        }
+    }
+
+    //
+    patch(input_dir.to_string());
+    println!("Patched! Press enter to exit.");
+    stdin();
+}
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