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LEAN is the open source algorithmic trading engine powering QuantConnect. Founded in 2013 LEAN has been built by a global community of 80+ engineers and powers more than a dozen hedge funds today.

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C#
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Local LEAN : How to Save and Load Backtest When Needed 5 comments, last comment by Michael Manus,
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Visual Studio step by step for C# 12 comments, last comment by Jared Broad,
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Disable Auto Build 7 comments, last comment by Quant Trader,
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287
REST calls to external service, from algo 1 comment by Jared Broad,
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Defining list of securities QuantConnect (QC) vs. Quantopian (Q) 13 comments, last comment by Klaus Smit,
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The material on this website is provided for informational purposes only and does not constitute an offer to sell, a solicitation to buy, or a recommendation or endorsement for any security or strategy, nor does it constitute an offer to provide investment advisory services by QuantConnect. In addition, the material offers no opinion with respect to the suitability of any security or specific investment. QuantConnect makes no guarantees as to the accuracy or completeness of the views expressed in the website. The views are subject to change, and may have become unreliable for various reasons, including changes in market conditions or economic circumstances. All investments involve risk, including loss of principal. You should consult with an investment professional before making any investment decisions.

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