tex2bib – Extract a BibTeX database from a document source

Tex2bib is a Perl script that ex­tracts bib­li­o­graphic data from a doc­u­ment whose au­thor wrote out the \bib­item en­tries. The en­tire doc­u­ment is scanned for \bib­item en­tries, end­ing when \end{the­bib­li­og­ra­phy} is en­coun­tered.