As the title suggest, are there any opensource PHP cryptocurrency exchange/marketplace.
Most of the ones I found does not seem to work or are abandoned.
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Checkout this one https://github.com/GMX9/Crypto-Exchange-PHP Is based from shapeshift, instant exchange that you can use freely
Well its not really a exchange platform but it supports apis of more than such exchange platforms,big name include Binance, Bittrex etc . Also try it if you are looking for trading purpose Check this out