globalquiz.org - Difficult, multiplayer and multi-language trivia game.

The Security Checklist - The Practical Security Checklist for Web Developers

HugeQuiz - test your knowledge with a variety of quizzes about everything.

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.

JetPunk - JetPunk is the biggest online quiz platform that contains sports, geography, music, movies, and more regional or international information and database, created by H Brothers Inc.

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