A repository housing plugins for potential changes to Bukkit/CraftBukkit, open source API and implementation of the Minecraft server software found below:
Bukkit: https://hub.spigotmc.org/stash/projects/SPIGOT/repos/bukkit
CraftBukkit: https://hub.spigotmc.org/stash/projects/SPIGOT/repos/craftbukkit
It is possible that the plugins in this repository will not compile against modern released versions of Bukkit and CraftBukkit. It is assumed that you have cloned, applied and installed Bukkit and CraftBukkit for the specified pull requests through the use of BuildTools and the aforementioned BitBucket repositories. In order to successfully compile these plugins, the dependency must be locally installed.
Redesign of the Bukkit Material enum, further cementing the Registry API and separating items from blocks.
Bukkit: https://hub.spigotmc.org/stash/projects/SPIGOT/repos/bukkit/pull-requests/576/overview
CraftBukkit: https://hub.spigotmc.org/stash/projects/SPIGOT/repos/craftbukkit/pull-requests/791/overview