Description: Debuggex is a free online visual regex tester. It allows you to visually construct regex patterns and test them against input strings to see if there is a match.
Type: software
Pricing: Free
Description: Lynis is an open source security auditing tool for Linux and UNIX-based systems. It performs an in-depth security scan to detect vulnerabilities, provide tips for system hardening, and monitor compliance status.
Type: software
Pricing: Open Source