Tip 349 Printable Monobook Previous Next created 2002 · complexity basic · author Daniel Allen · version 6.0 If you open an xml document that is either totally or partially unindented, you can use the GNU libxml2 libary's xmllint to reformat and align your document. This is especially good if you want to save your xml documents using as little space as possible (which would be totally unindented).