Биржи
@EQnotIQEXMO https://api.exmo.me/v1/order_book/?pair=BTC_USD
BITFINEX https://api.bitfinex.com/v1/book/btcusd
CEX.IO https://cex.io/api/order_book/BTC/USD
HitBit https://api.hitbtc.com/api/2/public/orderbook/BTCUSD
LIVECOIN https://api.livecoin.net/exchange/order_book?currencyPair=BTC/USD
C-CEX https://c-cex.com/t/api_pub.html?a=getorderbook&market=btc-usd&type=sell&depth=100