Almost everyone will have heard the phrase “don’t hack WordPress core” before, what’s less known is that it’s only the start of the saying. Don’t hack WordPress core, without contributing the hacks back.
Contributing to WordPress core is like riding a bike, it takes a little effort to get started but once you learn it’s a skill you’ll never forget.
You will be given a jump start on contributing, from how to use the bug tracker all the way to contributing a patch and getting your first props.
11. Sites using WordPress
Jan 2011 onward (%)
5.0%
10.0%
15.0%
20.0%
25.0%
30.0%
1 Jan 2011 1 Jan 2012 1 Jan 2013 1 Jan 2014 1 Jan 2015 1 Jan 2016 30 Jul 2016
w3techs.com, July 2016