Just asking what was the addon called that has this

I need an addon for garrys mod I can’t remember the name of it.

When you use the tool gun and you look at an object on the side you are looking at shows a coordinate plane what was the mod called here is a screenshot.
http://img194.imageshack.us/img194/7178/funtime.jpg

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SmartSnap.

Its SmartSnap as the person above said. Here’s a download link;