The code is here:
https://github.com/iamapi/MtgoxTrader/tree/master/MtgoxTrader

Main features:
1.  Account summary
2.  Realtime trading
3.  Market information
4.  Trade history
5.  Automatic trading
6.  Alert
7.  Secure
8.  Support English and Chinese


It only supports windows operation system and you need to install .net framework.
Now try to download the binary from https://github.com/iamapi/MtgoxTrader/downloads.
Hope you enjoy it.

https://github.com/iamapi/MtgoxTrader/blob/master/AccountSummary.jpg?raw=true
https://github.com/iamapi/MtgoxTrader/blob/master/trade.jpg?raw=true
https://github.com/iamapi/MtgoxTrader/blob/master/tradeStrategy.jpg?raw=true