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.

I have created an android app for maintaining the portfolio. I have used the coinmarketcap.com API. This API does not have the data at exchange level. I have tried https://min-api.cryptocompare.com/ this does not have the […]

In the process of trying to understand the effects of segwit on Bitcoin I started watching this: https://www.youtube.com/watch?v=NOYNZB5BCHM Which are the cases in which the receiver does not need the signatures? (minute 6.20) Am I […]

I have created a testnet wallet on testnet.blockchain.info and added some testnet bitcoins to it. I want to test the payment APIs so I am following the documentation on how to Generate a receive address. […]

I’m able to generate a new private key and associated public addresses using Bitcoin-core, but what I really want to do is generate a new private key from a 24 word seed phrase. I’m not […]

Why, when I using Kucoin API, get_tick, for market info, I see, that sell is bigger than buy? Example from official API Documentation: With a symbol param { "coinType": "KCS", "trading": true, "lastDealPrice": 5040, "buy": […]

I am currently mining Zencash in a pool, and I’d like to be able to calculate the expected shares per minute for a given pool’s hashrate. Let’s say the pool’s hashrate is 50 KSol/s. I […]

I am new to bitcoinj. I want to print out the list of transactions like as follow for a wallet: 1- Sent 1 BTC to Adress1 on ‘A’ Time 2- Received 5 BTC from Adress2 […]

Is there an API that will list all transactions made on a given wallet address with the ability to filter by date? I prefer nodejs, but open to other suggestions.