During the last Production I had to take over some bigger Scripts with quite a few hidden '$gui' Expression inside. I do that too and I like this Expression. But when you are not familiar with the Script it could take some Time to find them all. So I spend some minutes to build this thingy. You can autodetect the Nodes which include these Expression, ...

Sometimes its quite important to know the min and max Values of an Image. Of course you could exposure/gamma up/down to find highlights and/or darkest spots. But soon as we talk about tech passes like position passes, z-depth its quite hard. So i used the Min/Max example from the Nuke Doc and wrapped a Panel around it which is doing this task for me. ...

Wave Expressions are very handy when is comes to flickering, blinking also repetitive animations. And since i am not very good to keep all the different Expression in Mind i searched them and put them into a Panel which i can call everytime i would need some of these. I am using it since two years now and safed me quite some time. So basically ...