#api

3Commas

Automation & Trading Bots

Crypto trading bot platform with DCA, grid and signal bots across major exchanges

Alpaca

Automation & Trading Bots

Commission-free US brokerage built around trading and market data APIs

Alpha Vantage

Market Data & APIs

Free-to-start API for stock, forex, crypto and technical indicator data

Arkham

On-chain & Crypto Analytics

Blockchain intelligence platform that labels wallets and traces fund flows

Artemis

On-chain & Crypto Analytics

Crypto fundamentals and stablecoin analytics with financial-style metrics

Backtesting.py

Backtesting & Strategy Research

Lightweight Python library for backtesting trading strategies on OHLC data

Backtrader

Backtesting & Strategy Research

Free Python library for backtesting and live-trading strategies

Binance

Crypto Exchanges

World's largest crypto exchange by volume with spot, futures and earn products

Birdeye

On-chain & Crypto Analytics

Solana-first token analytics, charts and wallet tracking across multiple chains

Bitget

Crypto Exchanges

Crypto exchange focused on derivatives and copy trading

Bybit

Crypto Exchanges

Crypto derivatives exchange with spot, perpetuals, copy trading and earn products

Coinbase

Crypto Exchanges

US-listed crypto exchange with beginner app and Advanced trading tools

CoinGecko API

Market Data & APIs

Crypto market data API from the CoinGecko price aggregator

CoinMarketCap API

Market Data & APIs

Crypto prices and listings API from CoinMarketCap with a free Basic plan

Crypto.com

Crypto Exchanges

Mainstream crypto app and exchange with Visa cards and broad token support

CryptoQuant

On-chain & Crypto Analytics

On-chain, exchange flow and derivatives analytics, with Bitcoin cycle indicators

Databento

Market Data & APIs

Institutional-grade historical and live market data with usage-based pricing

DefiLlama

On-chain & Crypto Analytics

Open-source DeFi analytics tracking TVL, yields, stablecoins and fees across chains

Dune

On-chain & Crypto Analytics

SQL-based blockchain analytics with community dashboards and queries

dxFeed

Market Data & APIs

Institutional market data provider with real-time feeds and options analytics

dYdX

Crypto Exchanges

Decentralised perpetuals exchange built on its own Cosmos app-chain

EODHD

Market Data & APIs

Affordable end-of-day, intraday and fundamentals API for global markets

Etherscan

On-chain & Crypto Analytics

Ethereum block explorer for transactions, contracts, tokens and gas data

Financial Modeling Prep

Market Data & APIs

Financial statements, ratios and market data API for stocks and funds

Finbox

Fundamental Research

Web-based fundamental data, DCF fair value models and screening for stocks

Finnhub

Market Data & APIs

Stock API with real-time quotes, fundamentals, estimates and alternative data

Freqtrade

Automation & Trading Bots

Open-source Python crypto trading bot with backtesting and hyperopt

Glassnode

On-chain & Crypto Analytics

On-chain and market intelligence metrics for Bitcoin, Ethereum and other assets

Gunbot

Automation & Trading Bots

Self-hosted crypto trading bot with built-in strategies and JavaScript scripting

Hummingbot

Automation & Trading Bots

Open-source framework for market making and algorithmic trading on CEXs and DEXs

Hyperliquid

Crypto Exchanges

On-chain perpetuals exchange running on its own high-speed Layer 1

Interactive Brokers

Brokers

Global multi-asset broker with access to 150+ markets and low-cost pro pricing

Intrinio

Market Data & APIs

Financial data API for fundamentals, prices and options, sold to individuals and startups

Jesse

Automation & Trading Bots

Open-source Python framework for researching and live-trading crypto strategies

Kraken

Crypto Exchanges

Long-running regulated crypto exchange with spot, futures and staking

Marketstack

Market Data & APIs

Simple stock market data API for EOD and intraday prices

Messari

On-chain & Crypto Analytics

Crypto research, data and news platform with reports and an API

Nansen

On-chain & Crypto Analytics

Labeled-wallet on-chain analytics and smart money tracking across blockchains

OANDA

Brokers

Forex and CFD broker with strong pricing history and a developer API

OKX

Crypto Exchanges

Multi-product crypto exchange with spot, derivatives and a built-in Web3 wallet

Polygon.io (Massive)

Market Data & APIs

Real-time and historical market data APIs for stocks, options, forex and crypto

QuantConnect

Backtesting & Strategy Research

Cloud algo-trading platform with backtesting, research and live deployment via LEAN

Roic.ai

Fundamental Research

Clean financial statements, ratios and ROIC data for global stocks

Santiment

On-chain & Crypto Analytics

Social, on-chain and development metrics for crypto, with sentiment indicators

Tiingo

Market Data & APIs

Financial data API for end-of-day, IEX, crypto and fundamentals with a free tier

Token Terminal

On-chain & Crypto Analytics

Fundamentals-style financial data for crypto protocols: revenue, fees, users

TradersPost

Automation & Trading Bots

Automation bridge that routes TradingView alerts and signals to your broker

Twelve Data

Market Data & APIs

Market data API with REST and WebSocket feeds across global exchanges

Unusual Whales

Options Tools

Options flow, dark pool and market data with alerts and an API

VectorBT

Backtesting & Strategy Research

Vectorized Python library for fast backtesting of thousands of strategy variants

Whale Alert

On-chain & Crypto Analytics

Tracks large crypto transactions and publishes alerts and an API

Wisesheets

Fundamental Research

Excel and Google Sheets add-on for live stock prices and financial statements

YCharts

Fundamental Research

Research, charting and client-reporting platform aimed at advisors and analysts

Zipline Reloaded

Backtesting & Strategy Research

Maintained fork of Quantopian's Zipline, an event-driven Python backtesting library