A simple terminal application for validating and inspecting public cryptocurrency addresses across multiple networks. It performs local format validation and optionally fetches basic address data from public blockchain APIs.

Features

Local validation for several address formats
Support for both UTXO and EVM chains
Fetches balance and transaction metadata from public endpoints
Terminal UI built with textual
Optional JSON output for raw data
Explorer links for quick inspection in a browser

Supported Networks

Bitcoin (BTC)
Litecoin (LTC)
Dogecoin (DOGE)
Dash (DASH)
Bitcoin Cash (BCH)
Ethereum (ETH)
BNB Chain (BSC)
Polygon (MATIC)

What it Shows

Depending on the network and API availability:

Confirmed balance
Unconfirmed balance
Total received
Total sent
Transaction count
Data source used for the lookup

Requirements

Python 3.10+
requests
textual

Install dependencies:

pip install requests textual

Running

python checkaddy.py

Notes

Only public wallet addresses are supported.
Private keys or seed phrases should never be entered.
Some values may be unavailable depending on the limitations of free API endpoints.

License

This project is licensed under the MIT License. See the LICENSE file for details.

Description

Terminal tool for validating and inspecting public cryptocurrency addresses across multiple networks. Performs local format validation and fetches balance and transaction data from public APIs for BTC, LTC, DOGE, DASH, BCH, ETH, BSC, and Polygon. Built with Python and Textual.

bitcoin bitcoin-cash crypto cryptocurrency dash dogecoin ethereum litecoin polygon python python3 terminal terminal-based textual tui tui-app

Readme MIT 868 KiB