Freemium
ReqRes
Free hosted REST API for testing and prototyping with real responses
Public APIsHosted test REST API
Alternatives to APIs.guru
12 tools like APIs.guru, chosen by what they do. About APIs.guru
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Country data API with 250+ countries and 90+ fields per record
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API Ninjas
Collection of production-ready data APIs with a free API key
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JSONPlaceholder
Free fake REST API with six resources and no signup required
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httpbin
Simple HTTP service that echoes requests and returns test responses
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Open-Meteo
Free weather forecast and historical weather API with no API key
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APILayer
Marketplace of 40+ APIs for finance, weather, geolocation and data
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Freemium
ExchangeRate-API
Currency exchange rate API for 165 currencies with a free plan
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Frankfurter
Free exchange rate API for 219 currencies, with history back to 1948
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Alpha Vantage
Stock market, forex and crypto data API with a free API key
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Freemium
OpenWeather
Weather, forecast and air quality APIs with a free daily tier
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