You could have downloaded OctaFX cAlgo 1.38.65534 from our software library for free. This free software is a product of cTrader Ltd. The software lies within Business Tools, more precisely Investment-Tools. The most popular version among OctaFX cAlgo users is 1.3. Our built-in antivirus checked this download and rated it as virus free.
From the developer:
cAlgo lets you build trading cBots and custom technical indicators using C#. The program is developed for algorithmic trading, and provides fast execution, advanced backtesting, integration with cTrader and dedicated community with forums and downloadable cBots and indicators.
You may want to check out more software, such as Traders Way cAlgo, Pepperstone cAlgo or FxPro cAlgo, which might be related to OctaFX cAlgo.