Here are a few. They offer a range of features, power, ease of use, and user support.
Mateus109 wrote: ... a more professional solution...
Apple's professional streaming software: http://www.apple.com/quicktime/extending/resources.html
Mateus109 wrote: ... (but still free!) ...
Apple's QuickTime X is free if it it is part of the OS X version you use: http://www.apple.com/quicktime/extending/resources.html
Darwin Streaming Server version of Apple's professional streaming software: http://dss.macosforge.org
Free Trial of EvoCam: http://www.evological.com/evocamfaq.html
Free Trial of SecuritySpy: http://www.bensoftware.com/securityspy/
Free Trial of Wirecast: http://www.telestream.net/wirecast/overview.htm
You're welcome, M., and thanks for updating your system info ("Products") in your Profile.
Sometimes surprise is good, but sometimes it is not. The fact that QuickTime X capability is a free part of your OS should be a nice surprise.
The OS info in your updated Profile lets us know that you have access to the Mac App Store. If you need more alternatives than those you already know at this point, you can search the MAS for other possibilities.