Topvisor - All in one SEO and PPC tools for better marketing.

The Security Checklist - The Practical Security Checklist for Web Developers

Botify - Traffic Managers, SEO Managers, Webmasters:Crawl your site to extract all of its metadata and identify areas for improvement

SafeBase - SafeBase is the interactive security portal to share your security posture, automate access to sensitive compliance information, and subscribe to vendor security program updates.

Nibbler - Free tool for testing how good your website is, and what you can do to improve it. Check accessibility, SEO, social media, compliance and more.

WordPress Security Scanner - Check if your WordPress site has known vulnerabilities