Desktop/Android/HTML5/iOS Java game development framework

The Physical Web: walk up and use anything

JPEXS Free Flash Decompiler

An awesome list of tips for Android.

Essentials - Minecraft server command mod - Adds over 100 commands for use in-game to help manage a server

A graphical tool that can extract and replace files from encrypted and non-encrypted iOS backups

Minecraft thin client and automation framework

OpenCV Java example

One more Shimeji-ee Desktop Pet fork, based on Kilkakon's most recent (v1.0.13) source code, focused on fixing Mac compatibility (for now).

Motion Detection with Java + OpenCV + Webcam

AcidIsland Bukkit plugin for Minecraft - now archived so see this URL:

A simple example of using OpenCV to render webcam video to the screen.