Processing is a flexible software sketchbook and a language for learning how to code. Since 2001, Processing has promoted software literacy within the visual arts and visual literacy within technology.

Processing uses the Java programming language, with additional simplifications such as additional classes and aliased mathematical functions and operations. It also provides a graphical user …

Our mission is to promote software learning within the arts, artistic learning within technology-related fields, and to celebrate the diverse communities that make these fields vibrant, liberatory, and …

Source code for Processing, the software sketchbook and Java-based programming language for students, artists, designers, educators, hobbyists, and creative coders.

Processing is a free, open-source coding language for visual art developed by Ben Fry and Casey Reas, former classmates at the MIT Media Lab. Launched in 2001 as Proce55ing, the project …

Signal processing is an electrical engineering subfield that focuses on analyzing, modifying and synthesizing signals, such as sound, images, potential fields, seismic signals, altimetry processing, …

A version of Processing designed for creating native Android applications, allowing developers to write code that runs on Android devices with the same ease as desktop sketches.

Learn the basics of Processing with our comprehensive tutorials on a wide range of topics! Help make Processing even better. Submit code, examples, libraries, or help us fix bugs. Processing is open …

Help us continue with your generosity! Returns the number of milliseconds (thousandths of a second) since the sketch started. Writes array data to the text area of the Processing environment's console.

This tutorial was adapted from the book, Getting Started with Processing, by Casey Reas and Ben Fry, Maker Media 2015. If you see any errors or have comments, please let us know.