diff --git a/Cargo.toml b/Cargo.toml
index 9cfae8c..7eda251 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,5 +7,6 @@ edition = "2021"
 
 [dependencies]
 Fasching = "0.1.19"
+clap = { version = "4.5.4", features = ["derive"] }
 #Fasching = {path = "../Fasching/"}
 whoami = "1.5.1"
diff --git a/src/main.rs b/src/main.rs
index 41fd2be..27b514a 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,35 +1,43 @@
 pub mod comparemode;
 pub mod createmode;
 pub mod syscompare;
+mod options;
 
 use crate::syscompare::SysCompareApp;
 use crate::syscompare::SysCompareMode::{Compare, Create};
 use std::env::args;
 use std::process::exit;
+use clap::{FromArgMatches, Parser};
+use crate::options::{Arguments, Commands};
 
 fn main() {
+    let options = Arguments::parse();
+
     let args: Vec<String> = args().collect();
     // println!("{:#?}", args); // testing
 
-    let app = match args.get(1) {
+    let app = match options.command {
         None => {
             print_help();
             exit(0);
         }
-        Some(mode) => {
+        Some(Commands::Create { root_dir, output_path }) => {
             // app mode
-            let m = mode.as_str();
-            let app_mode = match m {
-                "create" => Create,
-                "compare" => Compare,
-                _ => {
-                    println!("Invalid MODE argument");
-                    print_help();
-                    exit(0);
-                }
-            };
 
-            SysCompareApp::new(app_mode, args)
+            // let app_mode = match m {
+            //     "create" => Create,
+            //     "compare" => Compare,
+            //     _ => {
+            //         println!("Invalid MODE argument");
+            //         print_help();
+            //         exit(0);
+            //     }
+            // };
+
+            SysCompareApp::new(Create, args)
+        },
+        Some(Commands::Compare { left, right }) => {
+            SysCompareApp::new(Compare, args)
         }
     };
 
diff --git a/src/options.rs b/src/options.rs
new file mode 100644
index 0000000..42d3a88
--- /dev/null
+++ b/src/options.rs
@@ -0,0 +1,27 @@
+use clap::{Command, Parser, Subcommand};
+use crate::syscompare::SysCompareMode;
+
+#[derive(Parser)]
+pub struct Arguments {
+    #[command(subcommand)]
+    pub command: Option<Commands>,
+    pub input_path: Option<String>,
+    pub output_path: Option<String>,
+    pub show: Option<String>,
+}
+
+#[derive(Subcommand)]
+pub enum Commands {
+    Create {
+        #[arg(short, long)]
+        root_dir: String,
+        #[arg(short, long)]
+        output_path: String,
+    },
+    Compare {
+        #[arg(short, long)]
+        left: String,
+        #[arg(short, long)]
+        right: String,
+    },
+}