Top 4 Open-Source Alternatives to FactSet

FactSet

FactSet is a provider of financial data and analytic applications for investment management and investment banking professionals.

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Product categories

Finance Investing APIs Finance Data API Trading Cryptocurrencies Data Analysis Personal Finance Prediction Market Stock API Stock Market Stock Market API

Summary

The top open-source alternatives to FactSet are Polymarket, Portfolio Performance, and Twelve Data. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Polymarket Landing Page
1

Polymarket

Bet on current events. Get tomorrow's news, today.
Pricing:
- Open Source
#Trading #Finance #Cryptocurrencies 14 social mentions
Portfolio Performance Landing Page
2

Portfolio Performance

Stock portfolio tracking
Pricing:
- Open Source
#Trading #Personal Finance #Finance 1 social mentions
Twelve Data Landing Page
3

Twelve Data

The simplest and most effective way to access both realtime and historical stock, forex, cryptocurrency data, and over 100 technical indicators.
Pricing:
- Open Source
#Finance #Investing #APIs 9 social mentions
FinancialData.net Landing Page
4

FinancialData.net

Stock Market and Financial Data API
Pricing:
- Open Source
- Freemium
#Finance #Data Analysis #Investing