QuantConnect
Quantopian
Backtrader
QuantRocket
CloudQuant
TradingView
Intrinio
MetaTrader5
Datanyze
DiscoverOrg
Clearbit
Owler
InsideView
QlikSense
Whatagraph
Foxmetrics
Datanyze is the sales prospecting tool powered by technology data. By crawling tens of millions websites each day, we help businesses like Marketo, KISSmetrics and Fastly understand not only who is using their competitorsโ software, but also when they started or stopped using it.
QuantConnect
DatanyzeBased on our record, QuantConnect should be more popular than Datanyze. It has been mentiond 9 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
I use https://quantconnect.com/ to backtest new algos and discover new algos. They support C# and python. Source: over 3 years ago
Use quantconnect.com, their API forces you to use OOP there so it's a good practice. Source: almost 4 years ago
For stocks and crypto: QuantConnect and Backtrader For options: MesoSim and OptionNetExplorer. Source: about 4 years ago
Only you can teach you how to do it. quantconnect.com has a lot of tutorials and other documentation that should be enough for you to learn from. I'm still learning the process of backtesting and I'm not aware of an "easy" way to perform this type of work. Source: about 4 years ago
Thanks for the pointer. quantconnect.com and interactive brokers. I have a little fantasy that I'll do this once I retire and hand over 1% of my nest egg to it; see how it does... Hand over some more, etc... Source: almost 5 years ago
I found a gardening web site on a search that shows the date 2005-2008 at the bottom of the page. Clicking on "blog" takes me to an error page, so clearly it's not active. But it's run by Solas Web Design which describes itself as "Media & Internet, Data Collection & Internet Portals". The URL says datanyze.com. Was this web page left there to catch data from unsuspecting (or suspecting) visitors like moi? It's... Source: over 4 years ago
Quantopian - Your algorithmic investing platform
DiscoverOrg - DiscoverOrg is an IT sales intelligence platform providing technology marketers access to data, IT org charts, and real time projects.
Backtrader - Backtrader is a complete and advanced python framework that is used for backtesting and trading.
Clearbit - Clearbit provides Business Intelligence APIs
QuantRocket - QuantRocket is an all-in-one end-to-end data trading platform and is securing your connection to other trading applications that will be the key to query data and submit orders.
Owler - Owler is a crowdsourced data model allowing users to follow, track, and research companies.