The crew from AnalysIR has added support for the USB IR Toy to their software. AnalysIR is Windows based IR Analyzer & Decoder software for use with Arduino, Raspberry Pi & similar platforms. Check out their blog for more information.
You can your own USB IR Toy v2 for around $20 from Seeedstudio.
Via the contact form.
You can get your copy of AnlysIR to work with the IR Toy at:
http://www.analysir.com/blog/get-analysir/
Don’t forget to mention that you read about it on Dangerous Prototypes.