1. OfxremoteuiOpenFrameworks addon serves any number of variables (bool, float, int, enum, string, ofColor) on the network, so that you can modify from outside the OF app. Includes a native OSX Client. OSC based.
2. OfxanimatableSet of classes that help setup very simple animations, with curves, repeat modes and barebones scheduling.
3. OfxfontstashEasy (and fast) unicode string rendering addon for OpenFrameworks. FontStash is made by Andreas Krinke and Mikko Mononen
7. OfxpsdloadOpenFramorks addon to load PSD files to ofPixels or ofTexture
10. ofxMapRoutingA* path finding for OF, tweaked for performance and small memory footprint - tweaks allowing to go for faster to process (but sub-optimal) paths
13. ofxTurboJpegRough OF addon that uses turbo-jpeg lib to read and write jpegs. 2-3 times faster than OF's freeImage based jpeg en/decoder
15. ofxSceneManagerofxSceneManager helps handle different scenes and simple fade-to-black transitions between them.
16. ofxPanZoomSimple OpenFrameworks add-on that handles Zooming and Panning on iDevices, allowing to explore 2D space.