Show a list of all online players (similar to minecrafts tab-list) when a player is sneaking.
While I like the pink details, I think coloring entire nodes like water or sand is overding it a bit, in a way looks unnatural.
Still, nice texture pack :3
Even tho I'm generally more a player who enjoys playing bigger RPG-like games, this game is really fun to play.
I especially like the concept of gradually porting Minecraft experience to Minetest.