In that same era, there were other proprietary programming languages just outside the mainstream that also attempted to abstract the low-level details of working with the Windows API.<p>The Whitewater Group&#x27;s Actor:<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Actor_(programming_language)" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Actor_(programming_language)</a><p>Liana ( the formatting for the article below renders strangely in my browser  ):<p><a href="http:&#x2F;&#x2F;www.drdobbs.com&#x2F;cpp&#x2F;the-liana-programming-language&#x2F;184409088" rel="nofollow">http:&#x2F;&#x2F;www.drdobbs.com&#x2F;cpp&#x2F;the-liana-programming-language&#x2F;18...</a>