Since this is legacy software, you won't find it on the main PocketMine website easily. You need to look into archives.
: Good for general documentation, though mostly focused on modern versions. ScalaCube Guide pocketmine 0.14.3
As Minecraft continues to evolve, so too does PocketMine. The software has undergone significant changes and updates over the years, with new features and improvements being added regularly. The PocketMine team continues to work on new versions of the software, which include support for the latest versions of Minecraft and new features that enhance the multiplayer experience. Since this is legacy software, you won't find
The 0.14.0 update introduced redstone to mobile platforms. This was a nightmare for server software developers because redstone requires precise timing and block updates (ticking). 0.14.3 included necessary patches to handle redstone signals, repeaters, and comparators more accurately within the PHP-based environment, reducing server lag caused by complex circuits. ScalaCube Guide As Minecraft continues to evolve, so
This is the core "piece" of code that executes when the server starts. pocketmine\plugin\PluginBase; pocketmine\utils\TextFormat; PluginBase {
If you find an old backup of a 0.14.3 server on a forgotten hard drive, boot it up. Listen to the sound of a dozen players mining cobblestone and complaining about latency. Then, for your own safety, shut it down and migrate to a modern server.
Are you looking to for old versions of MCPE, or are you trying to update an existing server to a more modern version of PocketMine?