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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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Py
494
Get an error when run Warm Up Algorithm in QC university 3 comments, last comment by Jared Broad,
177
How to issue a sell order a set amount of time after the security is purchased? 2 comments, last comment by Daniel Moreau,
C#
39
Data Download 7 comments, last comment by Alexandre Catarino,
115
Beginner issue with OnData 4 comments, last comment by Jared Broad,
C#
34
Basic setup to implement an algorithm 4 comments, last comment by Jared Broad,
Py
35
Help for a sample on live algorithm 4 comments, last comment by Alexandre Catarino,
C#
39
Paired Project 1 comment by Guadiana,
Py
121
LEAN + F# (Hello World Example with F# ) 8 comments, last comment by Nelson Mok,
C#
64
Do you support International market? 2 comments, last comment by Alexandre Catarino,
C#
541
Need method for continuous Update() of the last sample of an Indicator 5 comments, last comment by Levitikon,
115
Question about Universe + History 4 comments, last comment by Aaron Greenhill,
21
Leverage/margins - small quants in trouble? 6 comments, last comment by Adrian Torrie,
C#
232
Best solution help need.. 1 comment by Jared Broad,
Py
379
Debug and Console.Writeline not working. 2 comments, last comment by Anton Craft,
296
Data Source For Moving Averages 1 comment by Alexandre Catarino,
Py
1.4k
Live Data 1 comment by Jared Broad,
Py
379
ORDER TICKETS 5 comments, last comment by Anton Craft,
C#
540
Loading Symbols at Specific Time 3 comments, last comment by Derek Melchin,
Py
30
Algorithmic trading commodity futures 1 comment by Alexandre Catarino,
Py
686
Python and Forex 12 comments, last comment by Jing Wu,
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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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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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