Most games on Addicting Games are Created with Adobe Flash. There are many open source (free) ways to create Flash Games (like FlashDevelop - http://flashdevelop.org/), and there are more costly ways...
1) Get Adobe Flash (est. $700) 2) Learn AS3.3) Submit your game to Armor Games4) Wait for approvalTotal time - about a month-a few yearsArmor games doesn't accept ANY game, it only accepts really...