A directory of high quality real-time event sources.

Table of Contents

• Free
• Paid

• 3taps - Searches real-time for postings of items offered for exchange across Twitter, Craigslist and other sites.
• 511 Open Data - Access to the San Francisco Bay Area's data for traffic and transit.
• Ably - Ably's hub provides some free live data feeds of information regarding trading, social media, transportation, etc.
• Alpaca - Alpaca API lets you build and trade with real-time market data for free.
• Alpha Vantage - A leading provider of free APIs for realtime and historical data on stocks, forex (FX), and digital/crypto currencies.
• Blockchain - Get information about blockchain transactions.
• Citi Bike - Real-time system data about bikeshare use in New York City.
• CEX.IO - Bitcoin exchange offering live trading data.
• Coinbase - Provides real-time market data updates for orders and trades.
• CoinCap - Provides real-time pricing and market activity for over 1,000 cryptocurrencies.
• Coincheck - A cryptocurrency API that has a WebSocket interface (in beta).
• Coinograph - A free cryptocurrency data API built across major crypto exchanges.
• DC Departement of For-Hire Vehicles - Get the locations of taxis in the District of Columbia.
• Facebook Real-time Updates API - Receive real-time HTTP notifications of changes to specific objects in the Facebook Social Graph.
• Finnhub - Real-Time RESTful APIs and Websocket for Stocks, Currencies, and Crypto.
• Foursquare Places API - Offers real-time access to Foursquare’s global database of rich venue data and user content.
• Gemini - Stream cryptocurrency market data.
• Google Analytics - Allows you to request real-time Google Analytics data.
• Kraken - Live cryptocurrency data.
• Meetup - The Meetup API provides simple RESTful HTTP and streaming interfaces for exploring and interacting Meetup platform from your own apps.
• Medium - Subscribe to medium's realtime feed of updates via pubsubhubbub.
• Metropolitan Transportation Authority - Real-time New York City transportation data.
• National Weather Service - Allows developers access to critrical forecasts, alerts, and observations, along with other weather data.
• Pusher Realtime Reddit API - Free streaming of Reddit stories as they're posted.
• Saxo Bank - Access to streaming trading data.
• Trafiklab - Access data and APIs for public transport in Sweden.
• Twitter Streaming API - Offers both free and paid streaming options for accessing real-time tweets.
• UniBit - A.I. driven data publishing engine for you to access the financial market. Has free and paid packages.
• Webhose.io - API feeds for news, blogs, discussions, reviews, & darkweb. Offers a free plan and paid plans.

• BlockFacts - Normalized price feeds for Bitcoin and other digital assets.
• BriteVerify - Verify individual email addresses on demand.
• Cirium - Flight Status and Flight Track give you access to information about future and active flights.
• CryptoCompare - Offers a wide range of cryptocurrency market data sourced from an aggregated feed of over 150 crypto exchanges.
• FXMarketAPI - Access to real-time currency data sourced from a collection of Tier 1 banks.
• IEX Cloud - Get live financial data about stocks, cryptocurrencies, sector performance, etc.
• Intrinio - Real-time financial data.
• iSports API - Live football and basketball data through API endpoints.
• Keyhole - Social mention tracking in real time.
• Mention - Enables brands and agencies to monitor the web, listen to their audience and manage social media. Only the Enterprise plan includes API access.
• OANDA Exchange Rates - Real-time foreign exchange rates.
• Polygon.io - Real-Time WebSockets & RESTful APIs for Stocks, Currencies, and Crypto.
• PubNub - Real-time data firehoses. Massive streams of data from various sources (weather reports, business metrics, stock quotes, tweets).
• The Rundown - Real-time odds and scores from major sportsbooks. Enterprise package includes Websocket Push API.
• TD Ameritrade - Financial data including quotes, price history, transaction history.
• SportsDataIO - Real-time sports data.
• The Weather Company - Access to a variety of weather data feeds.
• World Weather Online - Real-time, future, and historical weather data.