ACE (Adaptive Challenge Engine) is a comprehensive learning analytics plugin that enhances Moodle courses with data-driven insights and gamification.

Core Features:

• Engagement scoring based on activity completion, timeliness, participation, and consistency (configurable weights)
• Mastery tracking calculated from grades, improvement trends, and activity breadth
• Dropout risk prediction using analytics snapshots
• Daily gamification quests with XP rewards and level progression
• Per-course analytics dashboard for teachers and managers
• Adaptive learning engine with performance-based recommendations
• Notification system for quests, level-ups, and engagement milestones

Configuration:

• Global or per-course enable mode
• Customisable engagement and mastery weight parameters
• Adjustable XP rewards per quest and activity

Additional:

• Full GDPR privacy provider (data export and deletion)
• English and Greek language packs included
• Scheduled tasks for automated score calculation and quest generation
• Optional ACE Pro extension available for AI-powered content adaptation, institution analytics, and advanced features