They brought on the Bukkit team years ago to develop the API but that never came about. <a href="https:&#x2F;&#x2F;mojang.com&#x2F;2012&#x2F;02&#x2F;minecraft-team-strengthened&#x2F;" rel="nofollow">https:&#x2F;&#x2F;mojang.com&#x2F;2012&#x2F;02&#x2F;minecraft-team-strengthened&#x2F;</a>