Block Explorers

Blockscout

It offers a range of useful features for dApp developers:

Detailed information on transactions, blocks, addresses, and contracts.
Smart Contract Interaction.
Real-time monitoring of network health, transaction throughput, block times, and gas usage.
Token Analytics ERC-20 and ERC-721 tokens, transfers, holders, and historical data.
API Access for developers to access blockchain data programmatically.