The Heretic II Toolkit usually comes with the Heretic II CD if you happen to have a copy. If not, you can download it above.
This is an archive of Heretic 2's toolkit. Also includes the updates included with the 1.06 update. And additional files like its documentation and prefabs. It also includes the game logic source for Heretic 2 intended to create a custom dll for mods.
For developers only! This patch "Ht2Toolkit_v1.06.exe | 3.1 MB" released by Raven Software updates the Heretic II Toolkit (which you must have installed from the Heretic II CD) to be compatible with version 1.06 of the game. Also requires the Enhancement Pack v1.06
HERETIC II 1.06 TOOLKIT UPDATER:
NOTE: PLEASE EXIT ALL PROGRAMS BEFORE YOU RUN
THIS INSTALLER. IF YOU INCOUNTER INSTALLATION
ERRORS, TRY CLEARING OUT YOUR C:\WINDOWS\TEMP
DIRECTORY.
This updater is a companion to the Heretic II
Enhancement Pack and will update your toolkit
source files from v1.00 to v.1.06.
The feature set available in the Enhancement
Pack is exposed with this toolkit updater.
Please consult the Enhancement Pack readme
for details.