A professional Python-based command-line tool for creating, signing, and preparing raw Bitcoin transactions.

• Accepts private key (WIF), recipient, amount, and fee from user
• Automatically fetches UTXOs from Blockstream API
• Signs the transaction using the private key
• Outputs raw transaction hex for broadcasting

Clone the repo and install dependencies:

git clone https://github.com/fazel-ebrahimi/bitcoin-transaction-builder.git
cd bitcoin-transaction-builder
pip install -r requirements.txt