USDx
For all they need some "play" for visualing the USDx. Use for testing only, not finished and free of errors yet.
StDev-AVG indicator
This indicator shows the moving average (simple or exponential) of the Standard Deviation.
Customized Buy Sell Close v2 -- Now in one script
It's version 2 of Customized Buy and sell v1 .... http://codebase.mql4.com/4901
Indicator Strength
Basic indicator that displays the strength of a move, based either on either moving averages, MACD, or stochastics.