Version: 2017.1
public static void OpenURL (string url);

Description

Открывает url в браузере.

In the editor or standalone player this will open a new page in the default browser with the url. It will also bring the browser application to the front.

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour { void Start() { Application.OpenURL("http://unity3d.com/"); } }

Note: The web player is not supported from 5.4.0 onwards.