#7) SQLMap
SQLMap is a tool for automating the process of detecting & exploiting SQL injection flaws and taking charge of database servers.
AD
It is an open-source tool and has a powerful detection engine. It completely supports MySQL, Oracle, PostgreSQL, and many more. It fully supports six SQL injection techniques, Boolean-based blind, time-based blind, error-based, UNION query-based, stacked queries, and out-of-band.
SQLMap supports executing arbitrary commands & retrieving their standard output, downloading & uploading any file, searching for specific database names, etc. It will let you connect directly to the database.