Fancy Place
DragonWrangler

Better block placement system that allows you to place blocks even when not pointing at the connecting face.

Lighting Wand
vibes81

Adds a greedy wand that eats burnable items and uses it to place a light where ever the player points.

Warning: Non-free media.

Mid Measure
ANAND

Quickly get the distance between two nodes and calculate their mid-point

Streetbuilder
seckl

Build a street from given points