Joe's WAD Editor
Create or modify Half-Life WAD3 texture files.
Image Palette Generator
Upload an image and restrict it to a color palette size of your choosing.
Jotepad (Joe's Notepad) [Under Development]
An online version of the classic Notepad application.
The World's Only Online GRP File Editor
GRP (Group) files are used to group collections of files together, similar to zip files (though they are not compressed). The were developed for use with the Build Engine (Duke Nukem 3D, Redneck Rampage, Shadow Warrior) by Ken Silverman. With this tool, you can upload and modify existing GRP files, or create new ones.