UPDATED v1.3 - Floating script editor for python and callback knobs, with features like syntax highlighting or line numbers, to make scripting inside of Nuke less painful.
ExtendedHotkeys provides a new type of hotkey configuration into Nuke. It allows you to define a hotkey that does different things based on how many times you click it.
Custom Radial node - Add knob to control your radial node easier.
A script that allows you to copy immediatly and automatically every file image you import into nuke in a specific location
Change between available viewer LUT's
Alternative 'tab node creator thingy', with substring matching and weighting
Allows you to quickly bind keyboard shortcuts to existing menu items without writing Python code
Node preset is a handy script that saves your node parameters in presets.
Generate ease curves and wave expressions with just a right-click on any animatable value in Nuke. Live animating previews in dialog.
This is the tabtabtab tool that Ben Dickson made (http://www.nukepedia.com/python-scripts/ui/tabtabtab/), with a few small changes to the code to make it work for Nuke 6.2. I tested it with Nuke 6.2v1 and it works. It may work for older versions too.