WinTex

WinTex is a GUI-based WAD editing tool for created by Olivier Montanuy. In its initial versions it was a graphical shell for DeuTex. Later versions added additional functionality, including support for Heretic, Hexen, and Strife PWADs; and limited support for files from Duke Nukem 3D and Quake  files. WinTex is a 16-bit program written in.

Features

 * Supports merging resources into IWAD files (and subsequently restoring the IWAD afterward) to support vanilla limitations around sprites and flats.
 * Supports joining multiple PWADs.
 * PWAD examiner can add, delete, or edit lumps.
 * Ability to edit sprite offsets.
 * Playback of MUS music via embedded player by Vladimir Arnost.
 * Conversion of MUS to MIDI using QMUS2MIDI by Sebastien Bacquet.
 * Ability to invoke DEACC to Hexen BEHAVIOR lumps back into ACS scripts.
 * Edit texture definitions.
 * Level browser with BSP viewer and REJECT editor.

Technical
The Visual Basic 3.0 runtime, in the form of the file, is required for the program to operate.