J. Ali Harlow is the webmaster of "Ali's NetHack Page" at juiblex.co.uk; the site is named for Juiblex. His site hosts distributions of Hack and NetHack, from the first public distribution of Hack 1.0 all the way up to NetHack 3.4.3.
The site also contains a set of Vernon spoilers for NetHack, as well as distributions of other variants, patches, and resources, and links to various other resources.
List of hosted NetHack versions and variants
Source code and patch distributions include the following: