The most current version is 007.4, released by Fritz on December 10, 2012.
Windows zipfile
Windows 7zip file
Full source code
Windows zipfile
Windows 7zip file
Full source code (Requires
MinGW or some version of *NIX
to compile)
This software is no longer supported by me; I don't answer emails about the program, nor do I add features or fix bugs. Fritz is the current maintainer. Support for ObHack may or may not be found here:
http://www.doomworld.com/vb/doom-editing/
The most current information about ObHack can be seen here in my blog.
Older releases of ObHack (and SLUMP) can be seen here