DBeaver
Description: DBeaver is a free, open source universal database tool for developers and database administrators. It supports all major databases including MySQL, PostgreSQL, SQLite, Oracle, and more.
Type: software
Pricing: Freemium
Nmap
Description: Nmap is an open source network discovery and security auditing tool. It is used to discover hosts and services on a network and to detect potential vulnerabilities.
Type: software
Pricing: Free