+Ikiwiki requires the [[!cpan Text::Markdown::Discount]] (or
+[[!cpan Text::Markdown]]), [[!cpan URI]],
+[[!cpan HTML::Parser]], [[!cpan HTML::Template]], and [[!cpan HTML::Scrubber]]
+perl modules be installed. It can also use a lot of other perl modules, if
+they are available.
+
+Various [[plugins]] use other perl modules and utilities; see their individual
+documentation for details.
+
+### Installing dependencies by hand
+
+If you want to install by hand from the tarball, you should make sure that
+all the perl modules are installed. This is one way to install them, using
+CPAN:
+
+ PERL5LIB=`pwd` PERL_MM_USE_DEFAULT=1 perl -MCPAN -e 'CPAN::Shell->install("Bundle::IkiWiki")'
+ PERL5LIB=`pwd` PERL_MM_USE_DEFAULT=1 perl -MCPAN -e 'CPAN::Shell->install("Bundle::IkiWiki::Extras")'
+
+## Installing ikiwiki by hand
+
+Then to build and install ikiwiki:
+
+ perl Makefile.PL # PREFIX=/dir to install elsewhere
+ make