I don't have a Raspberry Pi yet, but I couldn't wait to check this out, so I googled a bit and found a way to do this with the regular version of Minecraft.<br clear="all"><div><br></div><div>Got the Minecraft Pi API from Mojang:</div>
<div><br></div><div><a href="http://pi.minecraft.net">http://pi.minecraft.net</a></div><div><br></div><div>I installed a Bukkit server:</div>
<div><br></div><div><a href="http://wiki.bukkit.org/Setting_up_a_server" target="_blank">http://wiki.bukkit.org/Setting_up_a_server</a></div><div><br></div><div>And a plugin which provides a subset of Minecraft Pi Edition's API:</div>
<div><br></div><div><a href="http://dev.bukkit.org/server-mods/raspberryjuice/" target="_blank">http://dev.bukkit.org/server-mods/raspberryjuice</a></div><div><br></div><div>Loaded Bert's MC packages, did the #rainbow: demo, and voila! Rainbow.</div>
<div><br></div><div><a href="http://ss3.gemstone.com/ss/minecraft.html" target="_blank">http://ss3.gemstone.com/ss/minecraft.html</a></div><div><br></div><div>Sweeeeeeeet. Now I can use PetitParser to make MineLogo :D</div>
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-- <br>Casey Ransberger