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Dev tools · alternatives · 2026

24 alternatives to Polygon.io – Real-time Stock APIs, Forex and Crypto

Stock API with real-time and historical tick data, unlimited usage via REST or WebSockets, standardized JSON and CSV formats. Instant access free tier.

Polygon.io provides real-time APIs for accessing stock market, forex, and cryptocurrency data. Built for developers and financial applications that need live market information, the platform offers programmatic access… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Polygon.io – Real-time Stock APIs, Forex and Crypto launched in 2020; newer entries below may have overtaken it.

  1. 1

    Real-time and historical data for every options chain

    2022 · massive.com · its alternatives →

  2. 2

    API for Real-Time stock data

    2017 · massive.com · its alternatives →

  3. 3

    Free real-time, intraday and historical stock data JSON APIs

    2021 · stockdata.org · its alternatives →

  4. 4
    Finage▲104

    Real-time API platform for stock, forex, and crypto data

    2025 · finage.co.uk · its alternatives →

  5. 5

    Free real-time stock market data API

    2020 · alpaca.markets · its alternatives →

  6. 6UF
  7. 7

    Unlimited access to real-time US stock market data

    2021 · alpaca.markets · its alternatives →

  8. 8

    Historical tick-level order book updates, trades, quotes, open interest, funding, liquidations, options chains and more. API access and downloadable CSV files. Real-time consolidated market data streaming API via client libraries that connect directly to exchanges

    2019 · tardis.dev · its alternatives →

  9. 9CR
  10. 10

    Realtime stock market data on your fingertips

    2021 · quantale.io · its alternatives →

  11. 11

    The best charting tool for crypto and stocks

    2014 · tradingview.com · its alternatives →

  12. 12

    Real-time data aggregation and asset transfer for fintech

    2022 · meshpay.com · its alternatives →

  13. 13
    TrueLayer▲183

    Simple Bank APIs to access real-time financial data

    2017 · truelayer.com · its alternatives →

  14. 14

    Build frontends faster with GraphQL and live price streams

    2022 · web.archive.org · its alternatives →

  15. 15
    Lark▲117

    1st crypto app that correlates news to price in real time.

    2017 · its alternatives →

  16. 16SA

    Trade multiple cryptocurrency and forex exchanges through a single interface or over a unified API. Build your trading strategies directly in the browser, backtest against every tick of historical price data and trade live with your broker. It couldn

    2014 · cloud9trader.com · its alternatives →

  17. 17

    A free modern currency data API for fintech apps.

    2019 · currencystack.io · its alternatives →

  18. 18

    Fast, reliable API for stock, crypto, and forex data

    Mar 2026 · realmarketapi.com · its alternatives →

  19. 19

    Real time bitcoin price chart

    2021 · its alternatives →

  20. 20

    Stock market API, spreadsheet add-ons, get data anywhere

    2022 · marketdata.app · its alternatives →

  21. 21

    Charts for Bitcoin, plus other cryptos on your Roku

    2018 · channelstore.roku.com · its alternatives →

  22. 22

    Real-Time Financial Market Data API

    2025 · finmap.io · its alternatives →

  23. 23

    Historical tick-level order book updates, trades, quotes, open interest, funding, liquidations, options chains and more. API access and downloadable CSV files. Real-time consolidated market data streaming API via client libraries that connect directly to exchanges

    2019 · tardis.dev · its alternatives →

  24. 24

    (Unofficial) Poloniex.com API written in Python 3, supports Streaming, and API calls. - a904guy/poloniex-python3

    2016 · github.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 →