XSplit Broadcaster has been adopted widely in the gaming community and has been bundled with a number of capture products such as the aVerMedia Live Gamer Portable

Record and broadcast your presentations to preset service providers
Connect to your own custom RTMP server or CDN provider
Mix screen capture, cameras, videos, flash and images
Make compositions with 3D effects, z-order and color control
Use text labels with static text or dynamic text from web sources
Change scenes with advanced and customizable transitions
Conduct several broadcasts in different qualities at the same time
Capture output sound from speakers and mix microphone input
Use as camera source with Skype or Adobe Flash

Home page here: http://www.xsplit.com/