WhatsOnChain provide the github repo for anyone to easily create their own BSV blockchain explorer.

Simple, database-free SV blockchain explorer, via RPC. Built with Node.js, express, bootstrap-v4.

This tool is intended to be a simple, self-hosted explorer for the Bitcoin blockchain, driven by RPC calls.

Live demo available at:


  • Browse blocks
  • View block details
  • View transaction details, with navigation "backward" via spent transaction outputs
  • View JSON content used to generate most pages
  • Search supports transactions, blocks, addresses
  • Mempool summary, with fee, size, and age breakdowns


  1. Install and run a full, archiving node - https://github.com/bitcoin-sv/bitcoin-sv. Ensure that your node has full transaction indexing enabled (txindex=1) and the RPC server enabled (server=1).
  2. Synchronize your node with the Bitcoin network.
  3. "Recent" version of Node.js (8+ recommended).