Be concise.

Be useful.

All contributions dictatorially edited by webmasters to match personal tastes.

Please do not paste any copyright violating resource.

Please try to avoid dependencies to third-party libraries and frameworks.

Implementation edit is for fixing errors and enhancing with metadata.

Instead of changing the code of the snippet, consider creating another Scheme implementation.

Other implementations
System.out.println("Hello World");
print("Hello World")
echo "Hello World" . PHP_EOL;
import "fmt" 
fmt.Println("Hello World")
document.write("Hello World!");
#include <stdio.h>
printf("Hello World\n");
System.Console.WriteLine("Hello World!");
puts "Hello World"
#include <iostream>
std::cout << "Hello World" << std::endl;
println!("Hello World");
with Ada.Text_IO;
use Ada.Text_IO;
Put_Line ("Hello World!");
print_endline "Hello World!"
(println "Hello World")
import std.stdio;
writeln("Hello world!");
print("Hello World");
io:format("~s~n", ["Hello, world!"])
print *, 'Hello, world!'
(princ "Hello, world!")
WriteLn('Hello, world!');
print "Hello, world!";
println("Hello, World!")
#import <stdio.h>
NSLog(@"Hello world\n");
System.Console.WriteLine("Hello World!")
write('Hello, world!\n')
print("Hello World")
putStrLn "Hello world!"
IO.puts "Hello World"
pragma(msg, "Hello World");
console.log('Hello World');
format("Hello world~n")
"Hello World" |> IO.puts
DISPLAY "Hello World!".
use 5.010;
say 'Hello World';
(print "Hello World")
(format T "Hello World")
println("Hello world!")
<?='Hello World'?>
<?php echo 'Hello World'; ?>