An online roster and genealogy of 8945 programming languages from the 18th century to the present, featuring 7,800 influence links and over 11,000 citations.
Here is the genealogical tree of HOPL:
|Librarians||Diarmuid J Pigott||responsibility for||incunabula-1989|
|Bruce M Axtens||1990-present|
© Diarmuid Pigott 1995-2015. Do not copy, do not reproduce! why?