Skuuudle - Discover, match and monitor your eCommerce competitors.
DBeaver - DBeaver - Universal Database Manager and SQL Client.
Price2Spy - Price2Spy is a price monitoring, pricing analytics, and repricing tool, meant to help eCommerce professionals keep an eye on their competitors or retailers.
DataGrip - Tool for SQL and databases
BuiltWith - Find out the technology behind websites
MySQL Workbench - MySQL Workbench is a unified visual tool for database architects, developers, and DBAs.