SandstoneNukkit is an SandstoneAPI implementation written on top of Nukkit API.
Nukkit is a project that provides the means to extend the Minecraft PE Server.
Sandstone is an Project that the goal is facilitate the server modding development for different platforms and game editions. SandstoneAPI plugins works in all platforms that the API is implemented, the main API is universal, all features works in all minecraft editions (PC and PE), a different extension of API is provided to work with Edition dependant features (SandstoneAPI_PC and SandstoneAPI_PE).