Some useful tools for a developer when working with bitcoin transaction

Books

Mastering Bitcoin is a book for developers, although the first two chapters cover bitcoin at a level that is also approachable to non-programmers. Anyone with a basic understanding of technology can read the first two chapters to get a great understanding of bitcoin.

https://www.amazon.com/Mastering-Bitcoin-Programming-Open-Blockchain/dp/1491954388

How to create a new testnet wallet ?!

• https://counterwallet-testnet.coindaddy.io/#pages/balances.html

How to get free Bitcoin testnet ?!

• https://testnet.manu.backend.hamburg/faucet

How to track bitcoin transactions, addresses ?!

• https://testnet.blockchain.info/

• https://live.blockcypher.com/bcy/

• https://www.blocktrail.com/tBTC

• https://testnet.blockexplorer.com/

How to get a raw transaction from tx hash ?!

• https://testnet.blockexplorer.com/api/rawtx/<tx_hash>

• https://testnet.blockchain.info/tx/<tx_hash>?format=hex

How to get json format informations of the transaction ?

• https://testnet.blockchain.info/tx/<tx_hash>?format=json

• https://api.blockcypher.com/v1/btc/test3/txs/<tx_hash>?includeHex=true

How to decode a raw hex of tx ?!

• https://live.blockcypher.com/bcy/decodetx

How to broadcast your transaction online ?!

• https://live.blockcypher.com/btc/pushtx/

How to get current Bitcoin transaction fee predictions in JSON format

• https://bitcoinfees.earn.com/api

{ "fastestFee": 40, "halfHourFee": 20, "hourFee": 10 }

Bitcoind commandline

• https://github.com/taariq/bitcoind-simple-send

Useful gems

• bitcoin-ruby This is a ruby library for interacting with the bitcoin protocol/network.
• money-tree) BIP32 A Ruby implementation of Bitcoin HD Wallets (Hierarchical Deterministic.
• katapaty A ruby gem for communicating with a Counterparty (BTC/ XCP) API server
• insight-ruby Ruby wrapper for insight.bitpay.com API

Examples