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QERadiant - http://www.qeradiant.com/
Free Quake II map editor that is based on id's own QE4. Includes tutorials and tips. |
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http://www.planetquake.com/q2java/ - http://www.planetquake.com/q2java/
Information on coding mods in Java. Documentation and downloads. |
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QuakeLab 2 - http://www.planetquake.com/quakelab/quakelab2/
Information on getting started in Quake2 level design, as well as advanced topics and downloadable examples. |
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Jitspoe's Joint - http://www.planetquake.com/jitspoe/
Tips and tutorials on Quake 2 editing, along with a few downloads. |
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Tread 3D - http://www.planetquake.com/tread/
Map editing program. Downloads, manual, and preview. |