user11886: I've tried JSON-RPC, but it's very slow. What other things can you recommend?

user12006: I think for something like blockchain.info, you'd need to write software to parse the blocks directly. You'd probably want a database of all the things you want to be able to search for, for quick lookups.

11886: <p>I've tried JSON-RPC, but <a href="https://bitcoin.stackexchange.com/questions/20397/too-slow-json-rpc">it's very slow</a>. What other things can you recommend?</p>
 12006: <p>I think for something like blockchain.info, you'd need to write software to parse the blocks directly. You'd probably want a database of all the things you want to be able to search for, for quick lookups.</p>
