Polkascan PRE Harvester Python Application
The Polkascan PRE Harvester Application transforms a Substrate node's raw data into relational data for various classes of objects, such as: blocks, runtime metadata entities, extrinsics, events and various runtime data entities, such as: timestamps, accounts and balances.
https://github.com/polkascan/polkascan-pre-harvester/blob/master/LICENSE