sqlmap is a penetration testing tool that automates the process of detecting and exploiting SQL injection flaws and taking over of database servers. It comes with a detection engine, many niche features, and a broad range of switches including database fingerprinting, data fetching from the database, and accessing the underlying file system and executing commands on the operating system via out-of-band connections.
Lynis is an security auditing and hardening tool for Unix derivatives like Linux/BSD/Solaris. It performs an in-depth scan on the system to detect software and security issues. Besides information related to security, it will also scan for general system information, installed packages, and possible configuration mistakes. The software is aimed at assisting automated auditing, configuration management, software patch management, vulnerability detection, and malware scanning of Unix-based systems.