- Chris Riebschlager — Processing Sketches
- The Nature of Code by Daniel Shiffman
- String Class
- Processing Tutorials by Plethora-Project.com
- OOP1
- http://www.processing.org/learning/objects/
- Controlling Access to Members of a Class (encapsulation)
- Create Surfaces with Processing
- 25 life-saving tips for Processing
- Event and paint cascading for Processing, implemented using Processing.js
- FOR loop is a function
- http://funprogramming.org/
- Connectinh dots
- Learn fun programming videos at youtube
- processingScripts - examples + tutorials by Kokkugia
- OpenProcessing Classrooms
- Playing With GLSL in Processing – Initial Experiments - Tutorials
- Processing Shader Examples
- Videos for The Nature of Code course
- Arduino and Processing learning links