This bukkit plugin allows you to "paint" with blocks. When you place a block, rather than placing it on top of the block you're looking at, it replaces the block you're looking at.
This bukkit plugin allows you to "paint" with blocks. When you place a block, rather than placing it on top of the block you're looking at, it replaces the block you're looking at.
http://dev.bukkit.org/server-mods/block-paint/