Windows 1.0 and the WinAPI, 40 years later (opens in new tab)

How far can you get, application development-wise, by using only the original APIs from Windows 1.0, and only whatever came included by default with Windows 1.0? I finally decided to write an application for the very first version of Windows and see how different the modern WinAPI really is from its earliest versions. Windows 1.0 came out back in the mid-1980s – the era of 16-bit processors, MS-DOS, and cooperative multitasking. At first glance, you might think it has almost nothing in common...