Marathon 1 Shapes
Editors
Marathon Shape Editor (MSE) - Pretty simple to use and gets right to the point. Not many functions beyond copying & pasting are available. Supports CLUT editing
Current Version: 1.2b
MSE was found at: http://www.pullmyfinger.com/marathon/other.stuff.html
Marathon Shape Installer (MSI) - Although more advanced than MSE, it crashes a lot more. Supports shape animation.
Current Version: 2.0b1
MSI was found at: http://www.pullmyfinger.com/marathon/mara1.shapes.html
Pfhred - Pfhred seems to be the furthest along among all of them. It features shape animation, sophisticated coordinates, clut editing, and more
Current Version: 1.3.1
Pfhred was found at: http://www.pullmyfinger.com/marathon/mara1.shapes.html
Shape Shifter - Allows the editing of shapes from within the program. I have never tried it myself, but it could be a good program.
Current Version: 0.8d68
SS was found at: http://www.pullmyfinger.com/marathon/mara1.shapes.html
Shapes
Assorted Wall Textures - Comes with replacement textures for three texture sets. Look pretty cool. I recommend trying it out.
Current Version: ?
AWT was found at: http://www.pullmyfinger.com/marathon/mara1.shapes.html
BobFro - Puts afros on the bobs. It looks hilarious so try it out.
Current Version: 1.1
BF was found at: http://www.pullmyfinger.com/marathon/mara1.shapes.html
Calien - Turns the fighters into aliens from the movie Aliens.
Current Version: ?
Calien was found at: http://www.pullmyfinger.com/marathon/mara1.shapes.html
Dogs of Pfhor - Gives you two different kinds of friendly marines, plus two more weapons.
Current Version: ?
DOF was found at: http://www.pullmyfinger.com/marathon/mara1.shapes.html
Marathon Dungeon Shapes - Replaces the textures of Marathon with those form a dungeon. Very well done.
Current Version: ?
MDS was found at: http://www.pullmyfinger.com/marathon/mara1.shapes.html
Marathon Gothic Shapes - Gives a Gothic look to Marathon. The author did a pretty good job.
Current Version: ?
MGS was found at: http://www.pullmyfinger.com/marathon/mara1.shapes.html