GitHub Pages has received notable updates, including an upgrade of Jekyll from version 0.5.4 to 0.5.7, with detailed changes available in the history file. Additionally, due to popular demand, URLs requested in the format of you.github.com/some/file are now automatically rewritten to you.github.com/some/file.html, enhancing accessibility and user experience. These updates were authored by Ryan Tomayko, identified by his handle @rtomayko.