Atra Anti-Cheat | Advanced Anti-Cheat System | 1.8-1.21.4

Version 1.0.0 - Initial Release New Features: • 18 advanced anti-cheat checks (Combat, Movement, Packet, Misc) • Prediction-based detection system with server-side movement replication • VL (Violation Level) system with automatic decay • Real-time staff alert system with spam protection • Automatic update checker (checks Spigot for new versions) • Full developer API with custom events (FlagEvent, ViolationEvent, PunishEvent) • Multi-storage support (YAML, SQL, Logs) • Comprehensive configuration system (config.yml, checks.yml, messages.yml, punishments.yml) Combat Checks: • Reach - Extended reach detection with ping compensation • KillAura - Rotation analysis and multi-target detection • AutoClicker - CPS tracking and click pattern analysis • Velocity - Knockback manipulation detection • Criticals - Fake critical hit detection • AimAssist - GCD pattern and rotation consistency Movement Checks: • Fly - Gravity check and air time tracking • Speed - Movement prediction with friction simulation • NoClip - Collision detection with automatic setback • Step - Invalid step height detection • Jesus - Water walking detection • Elytra - Elytra flight manipulation check Packet Checks: • Timer - Packet rate analysis • BadPackets - Invalid packet data detection • PingSpoofer - Ping manipulation detection • InvalidMotion - Motion value validation Misc Checks: • Scaffold - Fast block placement detection • FastBreak - Block break speed check • Inventory - Inventory manipulation detection • AutoTool - Tool switching pattern analysis System Features: • Lag compensation (automatic ping and TPS adjustment) • False positive prevention (grace period, bypass permissions, multi-tick analysis) • Customizable punishment thresholds (setback, kick, ban) • Performance optimized (asynchronous processing, minimal TPS impact) • Multi-version support (1.8 - 1.21.4) • ViaVersion, ViaBackwards, ViaRewind compatibility • Geyser support for Bedrock players Commands: • /atra - Display command help • /atra reload - Reload configuration • /atra alerts - Toggle alert notifications • /atra version - View version information • /atra debug - Performance analysis • /atra info <player> - View player violations • /atra reset <player> [check] - Reset violations Permissions: • atra.bypass - Bypass all checks • atra.alerts - Receive alerts • atra.admin - Full administrative access Requirements: • Minecraft 1.8 - 1.21.4 • Java 21+ • ProtocolLib 5.1.0+ Compatibility: • Spigot, Paper, Purpur • ViaVersion, ViaBackwards, ViaRewind • Geyser (Bedrock support)