diff --git a/coreutils/Cargo.lock b/coreutils/Cargo.lock
new file mode 100644
index 0000000..a5075b7
--- /dev/null
+++ b/coreutils/Cargo.lock
@@ -0,0 +1,14 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 4
+
+[[package]]
+name = "boxutils"
+version = "0.1.0"
+
+[[package]]
+name = "coreutils"
+version = "0.1.0"
+dependencies = [
+ "boxutils",
+]
diff --git a/coreutils/src/commands/cat.rs b/coreutils/src/commands/cat.rs
new file mode 100644
index 0000000..160ac56
--- /dev/null
+++ b/coreutils/src/commands/cat.rs
@@ -0,0 +1,20 @@
+use boxutils::commands::Command;
+use boxutils::commands::get_args;
+use std::env;
+use std::fs::File;
+use std::io::{self, BufReader, Read, Write};
+
+pub struct Cat;
+
+impl Command for Cat {
+    fn execute(&self) {
+        let args: Vec<String> = env::args().collect::<Vec<_>>().clone();
+        let arguments: Vec<String> = get_args(String::from("cat"), args);
+        let filename = &arguments[0];
+
+        let mut read = BufReader::new(File::open(filename).unwrap());
+        let mut vecbuf = Vec::new();
+        let _ = read.read_to_end(&mut vecbuf);
+        let _ = io::stdout().write_all(&vecbuf);
+    }
+}
diff --git a/coreutils/src/commands/mod.rs b/coreutils/src/commands/mod.rs
index 86bbeff..57881a0 100644
--- a/coreutils/src/commands/mod.rs
+++ b/coreutils/src/commands/mod.rs
@@ -1,3 +1,5 @@
 mod hello;
+pub use hello::Hello;
 
-pub use hello::Hello;
\ No newline at end of file
+mod cat;
+pub use cat::Cat;
diff --git a/src/registry.rs b/src/registry.rs
index 50f5f75..07429b7 100644
--- a/src/registry.rs
+++ b/src/registry.rs
@@ -2,9 +2,10 @@ use boxutils::registry::CommandRegistry;
 use super::boxcmd::Boxcmd;
 
 pub fn get_registry() -> CommandRegistry {
-    let mut registry = CommandRegistry::new();
+let mut registry = CommandRegistry::new();
 
     registry.register("hello", Box::new(coreutils::commands::Hello));
+    registry.register("cat", Box::new(coreutils::commands::Cat));
     registry.register("box", Box::new(Boxcmd));
 
     registry
diff --git a/utils/Cargo.lock b/utils/Cargo.lock
new file mode 100644
index 0000000..b03bfbd
--- /dev/null
+++ b/utils/Cargo.lock
@@ -0,0 +1,244 @@
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+# It is not intended for manual editing.
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diff --git a/utils/src/commands.rs b/utils/src/commands.rs
index a8547d1..99d8040 100644
--- a/utils/src/commands.rs
+++ b/utils/src/commands.rs
@@ -1,3 +1,23 @@
+use std::mem;
+
+pub fn get_args(commandname: String, args: Vec<String>) -> Vec<String> {
+    let mut arguments: Vec<String> = args.clone();
+    let cmd = arguments[0].clone();
+
+    let _ = mem::replace(
+        &mut arguments[0],
+        cmd
+        .replace(".exe", "")
+        .replace("./", "")
+    );
+
+    if let Some(num) = arguments.iter().position(|x| *x == commandname) {
+        arguments.drain(..=num);
+    };
+
+    arguments
+}
+
 pub trait Command {
     fn execute(&self);
 }