
Mockaroo
Random Data
Dummy File Generator
FakerBox
Dummy Generator
DDL to Data
MockTurtle.net
GenerateData.com: free, GNU-licensed, random custom data generator for testing software

Alpha Vantage
Financial Modeling Prep
Twelve Data
Fey
Alpaca Trading API
CoinGecko
Finage
Polygon.io offers streaming realtime data for stocks/equities, ETFs, Indecies and Forex/Currencies including crypto currencies. Our Real-Time Stock Data APIs help you build the future on fintech.

Which is more popular?
Based on our record, Polygon.io should be more popular than Generate Data. It has been mentioned 85 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | generatedata.com | polygon.io |
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What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
Walkthroughs and reviews on video.
Generate Data Science/Data Analysis Report of your DataSet in 5 Minutes
Get Stock Pricing Data From The Polygon.io API For Algo-Trading Using Python
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Generate Data and Polygon.io. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


When you're learning SQL or testing queries, having access to realistic mock data is essential. Tools like Mockaroo and GenerateData can quickly create large datasets that you can upload into your database. You can define custom fields... - Source: dev.to / over 1 year ago
Since you will almost certainly need data to work on, I recommend generatedata.com. Source: over 3 years ago
Like this one I just found randomly. https://generatedata.com/. Source: over 3 years ago
Polygon.io gives you 5 API calls/minute on the free tier. That’s rough for options scanning since you need one call per expiration per symbol. I’d only recommend this if you’re scanning fewer than 20 symbols. - Source: dev.to / 7 months ago
The market data will be streamed from polygon.io. All trades should be handled by the Game Engine, so in the simplest form, the architecture looks like this:. - Source: dev.to / about 1 year ago
Here are some valuable resources for developers exploring share price API solutions: Alpha Vantage API: A free platform offering extensive stock market data, including historical trends and real-time updates. Yahoo Finance API: A... - Source: dev.to / over 1 year ago
When comparing Generate Data and Polygon.io, you can also consider the following products.
A realistic data generator to test your app
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Alpha Vantage offers free APIs in JSON and CSV formats for realtime and historical stock and forex data, digital/crypto currency data and over 50 technical indicators.
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Access all stocks discounted cash flow statements, market price, stock markets news, and learn more about Financial Modeling. Learn M&A, LBO, DCF, Comps, and Financial Statement Modeling thought concrete examples
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Free dummy file generator for developers and testers. Create custom files instantly.
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The simplest and most effective way to access both realtime and historical stock, forex, cryptocurrency data, and over 100 technical indicators.
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