You can find information where to put Custom Indicators' files in the MQL 4 section.
All 25 indicators from the book "Cybernetics Analysis for Stock and Futures" (John F. Ehlers)
There is no sense to describe here in detail these indicators because some of them are quite complex. Everything is explained in the above book. For this site screenshots have to be sufficient. Indicators are placed in the order of appearance from the book. For the majority of these indicators red line means main signal and blue line means trigger.
Modified Optimum Elliptic Filter
This indicator was coded on the basis of the article "Optimal Detrending" by John F. Ehlers in Stocks & Commodities V. 18:7 (20-29). You can find all the theory described there in detail. Modified Optimum Elliptic Filter has no input parameters. A comparison of Modified Optimum Elliptic Filter with 5-period Exponential Moving Average is presented in the chart below. As you can see MOEF has lower lag and is smoother.