Using Ruby on Rails to demo a simple version of Etherscan.

Documentation: https://lpthong90.dev/rails-ethereum-tx-explorer

Source Code: https://github.com/lpthong90/rails-ethereum-tx-explorer

Features

• List recent blocks, and recent transactions.
• View a block, a transaction, and a address.
• Search:
  • Block by number.
  • Transaction by hash.
  • Address by address.

Related Services

• Redis => Use for caching and websockets
• Alchemy => Get API_KEY to query blocks, transactions, addresses.

Environment Variables

CACHE_URL: redis://localhost:6379/1
REDIS_URL: redis://localhost:6379/1
ALCHEMY_URL: https://eth-mainnet.g.alchemy.com/v2/<API_KEY>
ALCHEMY_WEBSOCKET_URL: wss://eth-mainnet.g.alchemy.com/v2/<API_KEY>

Run

> bundle install
> ./bin/dev

Screenshots

Home page:

View recent blocks:

View block by hash or number:

View recent transactions:

View transaction by hash:

View address by hash:

Video demo: