IEX Developer Platform

Up until recently if you wanted access to free price data you had at least a couple of options, namely the API's made available by Yahoo Finance and Google Finance. Unfortunately, in both cases, the service has been discontinued.

Multi-Timeframe Backtesting in eSignal

Most eSignal users are probably aware that EFS allows for the development of multi-timeframe indicators, meaning that different components of the indicator can be running in different bar intervals. 

"Multi-timeframe backtesting can be hazardous to your health"

Protecting EFS Scripts in eSignal (Part 3)

A question we frequently get from eSignal users who are building their own EFS indicators is "How can I protect the source code?".

Note: this discussion assumes you are running eSignal 12.x or newer

There are a few options depending upon your ultimate goal:

• Encryption only (Covered in Part 1);
• Encryption and basic licensing control (Covered in Part 2);
• Encryption and enhanced licensing control;

Encryption and Enhanced Licensing Control

This scenario is very similar to what we covered under Part 2 (Encryption and Basic Licensing Control), the difference being in the scope of the licensing control component. For some of you, basic licensing control might not be enough. For example, if you need one or more of the following features:

Protecting EFS Scripts in eSignal (Part 2)

A question we frequently get from eSignal users who are building their own EFS indicators is "How can I protect the source code?".

Protecting EFS Scripts in eSignal (Part 1)

A question we frequently get from eSignal users who are building their own EFS indicators is "How can I protect the source code?".

Welcome to our blog!

Divergence Software, Inc. is a Virginia-based corporation that provides indicators/systems and custom programming services for the eSignal, TradingView, ChartIQ and Technician charting/trading platforms.