Civ/Civilization IV/Modding/Utilities

General
Utilities are for accessing or modifying data in Civilization IV or for other purposes like creating maps, debugging python code, editing XML.

XML

 * XML Marker is a free, user-friendly XML editor
 * Altova XMLSpy 2006 Home Edition is the free version of the utility used by Firaxis itself!

Python

 * The HAP Python Debugger is a python remote debugger which can be used to monitor python scripts running in Civilization IV from the outside.

Graphics

 * The Gimp is an open source software package for creating and modifying pixel based graphical content.
 * GIMP DDS plugin is a plugin for GIMP 2.x that allows you to load and save images in DDS format, which Civilization IV uses.
 * Blender is an open source 3D modeler package which in the future might be useful together with Niftools to create and modify 3d-models for Civilization IV. (some reading materials about civ in the niftools forums can be found here and here)

Maps

 * BMP to WBS Converter is a utility written by Jon Shafer, Rhye, Jesse Smith, Locutus and Door, that allows you make maps by drawing bitmaps and converting them to worldbuilder saves