A curated suite of high-performance utilities designed for blockchain engineers, server administrators, and Web3 developers. Free to use, built with Next.js 16.
Ping public RPC endpoints for EVM and UTXO chains. Test JSON-RPC commands directly from your browser to verify node latency and health.
A simulator for testing latency and connection stability to cryptocurrency mining pool stratum URLs.
Real-time mining profitability calculator supporting raw hashrate to fiat conversions across multiple algorithms.
Quickly convert between Wei, Gwei, and Ether for precise smart contract and transaction fee calculations.
Generate secure 12 or 24-word recovery phrases client-side for testing cryptocurrency wallet integrations.
Instantly calculate SHA-256 hashes using the Web Crypto API for data integrity and Bitcoin block header analysis.