Dev tools · alternatives · 2026
24 alternatives to StockData.org
Free real-time, intraday and historical stock data JSON APIs
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. StockData.org launched in 2021; newer entries below may have overtaken it.
- 1UF
2021 · styvio.com · its alternatives →
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Finage▲104Real-time API platform for stock, forex, and crypto data
2025 · finage.co.uk · its alternatives →
- 5
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Real-time and historical data for every options chain
2022 · its alternatives →
- 7IJ
Backstory: I wanted to play with intraday stock data but couldn't find a free dataset anywhere. IEXCloud [1] offers API access to 1-minute granularity intraday historical price data, but I was worried that it could get expensive or unwieldy to build up a substantial dataset via API calls. Plus, IEX gives out their raw data for free. I probably should have just used the IEXTools python library [2] to parse IEX's raw data dumps, but I was working on a Julia project, so it felt more thematically appropriate to build a new tool from scratch. I haven't been actively using InvestorsExchange.jl a…
2022 · github.com · its alternatives →
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Free algorithmic trading dataset directly from SEC filings
2023 · its alternatives →
- 11
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Get relevant stock news from companies in the stock market.
2019 · its alternatives →
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Fast, reliable API for stock, crypto, and forex data
Mar 2026 · realmarketapi.com · its alternatives →
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News Sentiment, Stock Price, Financials API, for a Flat Fee
2021 · its alternatives →
- 21CR
2018 · cryptomarketplot.com · its alternatives →
- 22
Congressional trading data is relatively commoditized, but I couldn't find any open-source version with the features I wanted. The data is lagged (median 28 days from trade to disclosure, and 19% miss this deadline), but there's still interesting patterns to explore. Repo: https://github.com/kadoa-org/congress-trading-monitor Let me know if you have any suggestions for improvements!
May 2026 · congress.kadoa.com · its alternatives →
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →