What does it take to make your own #blockchain explorer?
Even though the bear market is quite strong lately and there may not be much interest in the space, this is still arguably a great time to build new and cool things that may or may not be useful in the future.This summer we were contracted by a client who wanted to build an Ethereum wallet for Android and iOS that would enable their users to safely store and send crypto-currency. An integral part of the application was the ability view a history of transactions. As it turns out that is not a simple thing to do without third-parties since there the web3 does not allow querying an account for it’s past transactions. We have explored an option to build our own ethereum indexer but after taking into consideration time and budget restrictions we opted for Etherscan.io set of free APIs to (...)