Skip to license text A Quick Guide to GPLv3 Why Upgrade to GPLv3 Frequently Asked Questions about the GNU licenses How to use GNU licenses for your own software Translations of the GPL The GPL in other formats: plain text, Texinfo, LaTeX, standalone HTML, ODF, Docbook v4 or v5, reStructuredText, Markdown, and RTF. GPLv3 logos to use with your project Old versions of the GNU GPL What to do if you s