Skip to license text FDL 1.3 Frequently Asked Questions Marked-up changes between FDL 1.2 and FDL 1.3 (PostScript) Tips on how to use the FDL How to Use the Optional Features of the GFDL Translations of the GFDL The FDL in other formats: plain text, Texinfo, standalone HTML, DocBook/XML v4 or v5, LaTeX, Markdown, ODF, RTF Why publishers should use the GNU Free Documentation License Free Software a