From 9e0efa1d2571f1e9aa806b47e556dee27610f679 Mon Sep 17 00:00:00 2001
From: Saheed <sah2ed@gmail.com>
Date: Sat, 12 Oct 2013 11:54:49 -0700
Subject: [PATCH] Update free-programming-books.md

Added an entry for the processing programming language.
---
 free-programming-books.md | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/free-programming-books.md b/free-programming-books.md
index a3a6f3076..5cf58bbb4 100644
--- a/free-programming-books.md
+++ b/free-programming-books.md
@@ -49,6 +49,7 @@
 * [Perl](#perl)
 * [PHP](#php)
 * [PowerShell](#powershell)
+* [Processing](#processing)
 * [Prolog](#prolog)
 * [PostgreSQL](#postgresql)
 * [Python](#python)
@@ -557,6 +558,10 @@
 * [Mastering PowerShell](http://powershell.com/cs/blogs/ebook/)
 
 
+###Processing
+* [The Nature of Code: Simulating Natural Systems with Processing](http://natureofcode.com/book/)
+
+
 ###Prolog
 
 * [Adventure in Prolog](http://www.amzi.com/AdventureInProlog/advfrtop.htm)