diff --git a/source/tlang/app.d b/source/tlang/app.d
index 2a81899..1d6059d 100644
--- a/source/tlang/app.d
+++ b/source/tlang/app.d
@@ -9,8 +9,13 @@
 module tlang;
 
 import std.stdio;
+import commandline.args;
 
-void main()
+void main(string[] args)
 {
-	
+	/* TODO: Replace with something else */
+    writeln("tlang NO_PUBLISH_RELEASE");
+
+    /* Parse the command-line arguments */
+    parseCommandLine(args);
 }
diff --git a/source/tlang/commandline/args.d b/source/tlang/commandline/args.d
index 391c049..a2fa970 100644
--- a/source/tlang/commandline/args.d
+++ b/source/tlang/commandline/args.d
@@ -2,7 +2,11 @@ module commandline.args;
 
 import jcli;
 
-void parseCommandLine(string[] args)
+void parseCommandLine(string[] arguments)
 {
-    /* TODO: Parse command-line options here */
+    /* Create an instance of the JCLI command-line parser */
+    CommandLineInterface!(commandline.commands) commandLineSystem = new CommandLineInterface!(commandline.commands)();
+
+    /* Parse the command-line arguments */
+    commandLineSystem.parseAndExecute(arguments);
 }
\ No newline at end of file
diff --git a/source/tlang/commandline/commands.d b/source/tlang/commandline/commands.d
new file mode 100644
index 0000000..acbbdcb
--- /dev/null
+++ b/source/tlang/commandline/commands.d
@@ -0,0 +1,35 @@
+/**
+* Commands
+*
+* All command-line arguments and their impementations
+*/
+
+module commandline.commands;
+
+import jcli;
+import std.stdio;
+
+@Command("help", "Shows the help screen")
+struct helpCommand
+{
+    void onExecute()
+    {
+
+    }
+}
+
+@Command("compile", "Compiles the given file(s)")
+struct compileCommand
+{
+    @CommandPositionalArg(0, "source file", "The source file to compile")
+    string sourceFile;
+
+    // @CommandRawListArg
+    // string[] d;
+    // TODO: Get array
+
+    void onExecute()
+    {
+        writeln("Compiling source file: "~sourceFile);
+    }
+}
\ No newline at end of file