main()
{
    printf("Hello, world!");
}

10 PRINT "Hello, world!"

Graphics 800,600
SetBuffer BackBuffer();
Text 10, 10, "Hello, world!"
Flip
WaitKey()
End

import System.Drawing
import System.Windows.Forms
f = Form()
f.Controls.Add(Label(Text: "Hello,world!", Location: Point(40,30)))
f.Controls.Add(Button(Text: "OK", Location: Point(50, 55), Click: (Application.Exit())))
Application.Run(f)

[-]++++++++
++[>+++++++
>++++++++++
>++++>+++>+<<<<<-]>++.
>+.+++++++
.+++.>++++.
>++.<<++++++++.-------
-.+++.------.--------
.>>+.

#include
int main(void)
{
  printf("Hello,world!\n");
  return 0;
}

class MainClass
{
    public static void Main()
    {
        System.Console.WriteLine("Hello, world!");
    }
}

#include
using namespace std;
int main()
{
    cout << "Hello, world!" << endl;
    return 0;
}

000100 IDENTIFICATION DIVISION.
000200 PROGRAM-ID. HELLOWORLD.
000900 PROCEDURE DIVISION.
001000 MAIN.
001100 DISPLAY "Hello, world!".
001200 STOP RUN.

module helloworld;
import std.stdio;
void main()
{
    writeln("Hello,world!");
}

Program Hello_World;
{
  APPTYPE CONSOLE
}
Begin
  WriteLn('Hello,world!');
End.

program hello
  write(*,*) "Hello, world!"
end program hello