bib2ml (aka. bib2html) is a Perl script which permits to create a set of HTML pages or an XML file from a BibTeX file.
It proposes a convenient look and a lot of features (PDF downloading,
scientifical domain tree...).
Disclaimer
I’ve come across mention of other bib2html programs (see below for a non-exaustive list). This program is in no way related to any of them.
For the curious, it was implemented using Perl.
Other BibTeX to HTML tools are (non-exhautive list):