substrate-data-csv

This script:

Subscribes to new blocks
Fetch validator and nominator data on every session change (first block of the session, except for the first execution)
Write CSV files

See example output CSVs inside example_csv folder.

Install:

Nodejs is required.

git clone https://github.com/mariopino/substrate-data-csv.git
cd substrate-data-csv
npm install
mkdir /var/www/substrate-data-csv

node polkadot.js

node kusama.js