# NoChance – Multi-Layer Anti-Cheat<\/p>\n
**PacketEvents Required for 1.21.x**
\nPacketEvents<\/p>\n
**Note**: Plugin can work without it but it may cause problems<\/p>\n
—<\/p>\n
## Description
\nNoChance is a anti-cheat with a 4-layer validation cascade system and also with packet-level detection. Designed to catch cheaters while minimizing false positives through trust scoring, adaptive sampling, and statistical analysis.<\/p>\n
## Features
\n– **18 Detection Modules** – Fly, Speed, KillAura, FastBreak, Reach, NoClip, Jesus, Blink, Timer, and more
\n– **4-Layer Validation System** – Multi-stage verification to eliminate false positives
\n– **PacketEvents Integration** – Deep packet analysis for advanced cheat detection (1.21-1.21.8 support)
\n– **Trust Score System** – Players build trust over time, reducing false flags for legitimate skilled players
\n– **In-Game GUI Configuration** – Edit all settings via interactive menu, no file editing needed
\n– **Database Support** – SQLite & MySQL support with HikariCP connection pooling for optimal performance
\n– **Staff Alerts** – Real-time notifications with customizable thresholds and alert throttling
\n– **Discord Webhooks** – Send violation alerts directly to Discord with rich embeds
\n– **Punishment System** – Automatic kicks, warnings, and configurable actions
\n– **Per-Check Configuration** – Fine-tune every detection module independently
\n– **Server Optimizations** – Adaptive sampling, async processing, and batch operations<\/p>\n
## Commands **Aliases:** `\/nc`, `\/ac`, `\/anticheat`<\/p>\n ## Permissions ### Individual Check Bypasses ## Default Config Preview<\/p>\n “`yaml thresholds: advanced_filtering: actions: statistical: performance: checks: speed: killaura: fastbreak: database: discord: skill_profiles: ## Detection Modules ## Previews Anti-cheat with trust-based system and 4-layer validation cascade system & packet analysis<\/p>\n","protected":false},"featured_media":112885,"template":"","meta":{"_minecraft_slug":"nochance-anticheat","_minecraft_project_id":"Joqdb8O6","_minecraft_author":"TheeCobra","_minecraft_license":"MIT","_minecraft_downloads":1998,"_minecraft_follows":9,"_minecraft_client_side":"unsupported","_minecraft_server_side":"required","_minecraft_storage_type":"zip","_minecraft_archive_name":"nochance-anticheat.zip","_minecraft_size_bytes":111942105,"_minecraft_version_count":18,"_minecraft_updated_at":"2026-05-16T06:17:48.122293Z","_minecraft_date_created":"2025-12-07T06:47:42.789696Z","_minecraft_date_modified":"2026-05-16T10:23:39.466829Z","_minecraft_project_url":"https:\/\/modrinth.com\/mod\/nochance-anticheat","_minecraft_icon_attachment_id":112885,"_minecraft_imported_at":"2026-06-06T15:27:53+00:00","_minecraft_import_hash":"5fec9dafebe9c01600c0b62e5bd99343","_minecraft_versions":"","_minecraft_links":"","_minecraft_gallery":"","_minecraft_api_metadata":""},"mod_category":[124,126,90,127,129,92],"mod_loader":[130,132,134],"minecraft_version":[59,36,60,93,94,101,102,62,37,40,41,73,74,38,78,79,80,81,82],"class_list":["post-112884","mod","type-mod","status-publish","has-post-thumbnail","hentry","mod_category-bukkit","mod_category-management","mod_category-optimization","mod_category-paper","mod_category-spigot","mod_category-utility","mod_loader-bukkit","mod_loader-paper","mod_loader-spigot","minecraft_version-1-20","minecraft_version-1-20-1","minecraft_version-1-20-2","minecraft_version-1-20-3","minecraft_version-1-20-4","minecraft_version-1-20-5","minecraft_version-1-20-6","minecraft_version-1-21","minecraft_version-1-21-1","minecraft_version-1-21-10","minecraft_version-1-21-11","minecraft_version-1-21-2","minecraft_version-1-21-3","minecraft_version-1-21-4","minecraft_version-1-21-5","minecraft_version-1-21-6","minecraft_version-1-21-7","minecraft_version-1-21-8","minecraft_version-1-21-9"],"yoast_head":"\n
\n– **\/nochance menu** – Open configuration GUI
\n– **\/nochance reload** – Reload configuration
\n– **\/nochance info
\n– **\/nochance violations
\n– **\/nochance reset
\n– **\/nochance toggle
\n– **\/nochance stats** – View global statistics
\n– **\/nochance alerts** – Toggle staff alerts<\/p>\n
\n– **nochance.admin** – Access to all NoChance commands (default: op)
\n– **nochance.alerts** – Receive staff alert notifications (default: op)
\n– **nochance.bypass** – Bypass ALL anti-cheat checks (default: false)
\n– **nochance.bypass.
\n– nochance.bypass.fly
\n– nochance.bypass.speed
\n– nochance.bypass.noclip
\n– nochance.bypass.jesus
\n– nochance.bypass.fastbreak
\n– nochance.bypass.fastplace
\n– nochance.bypass.nuker
\n– nochance.bypass.killaura
\n– nochance.bypass.nofall
\n– nochance.bypass.autoclicker
\n– nochance.bypass.reach
\n– nochance.bypass.inventory
\n– nochance.bypass.scaffold
\n– nochance.bypass.timer
\n– nochance.bypass.velocity
\n– nochance.bypass.criticals
\n– nochance.bypass.phase
\n– nochance.bypass.step
\n– nochance.bypass.blink<\/p>\nClick to view config.yml<\/summary>\n
\ngeneral:
\n time_window_seconds: 60
\n grace_period_seconds: 5
\n min_samples: 5
\n op_exempt: true
\n notify_player_on_flag: true<\/p>\n
\n low_confidence: 0.70
\n medium_confidence: 0.85
\n high_confidence: 0.95
\n extreme_confidence: 0.98<\/p>\n
\n enabled: true
\n bayesian_prior: 0.05
\n z_score_threshold: 2.5
\n min_trust_score: 0.3
\n established_baseline_checks: 50
\n established_baseline_time_seconds: 60<\/p>\n
\n kick_on_extreme_confidence: true
\n kick_on_high_confidence: false
\n warn_on_high_confidence: true
\n warn_on_medium_confidence: true
\n log_low_confidence: true<\/p>\n
\n std_dev_multiplier: 3.0
\n outlier_forgiveness: 3<\/p>\n
\n async_thread_pool_size: 4
\n database_max_pool_size: 10
\n database_min_idle: 2
\n database_connection_timeout_ms: 30000
\n database_idle_timeout_ms: 600000
\n database_max_lifetime_ms: 1800000
\n database_batch_size: 50
\n database_batch_interval_ms: 500
\n adaptive_sampling_enabled: true
\n adaptive_sampling_warmup_checks: 100
\n advanced_analysis_warmup_checks: 100
\n advanced_analysis_strict_threshold: 500<\/p>\n
\n fly:
\n enabled: true
\n threshold: 4
\n severity_multiplier: 2.2
\n max_velocity_y: 0.52<\/p>\n
\n enabled: true
\n threshold: 5
\n severity_multiplier: 2.8
\n max_speed: 0.36
\n sprint_multiplier: 1.32
\n ice_multiplier: 2.6<\/p>\n
\n enabled: true
\n threshold: 4
\n severity_multiplier: 3.4
\n max_reach: 3.2
\n max_angle: 48.0
\n max_rotation_speed: 650.0
\n max_cps: 17.0
\n cps_trusted_bonus: 2.0
\n cps_untrusted_penalty: 2.0
\n instant_flag_cps_over: 6.0
\n angle_trusted_bonus: 8.0
\n angle_untrusted_penalty: 5.0
\n instant_flag_angle_over: 18.0
\n rotation_trusted_bonus: 60.0
\n rotation_untrusted_penalty: 50.0
\n instant_flag_rotation_over: 140.0
\n rotation_variance_threshold: 40.0
\n rotation_variance_strict: 20.0
\n required_violations: 2
\n packet_variance_threshold: 25.0
\n packet_variance_strict: 12.0
\n packet_attack_rate_limit: 22<\/p>\n
\n enabled: true
\n threshold: 10
\n severity_multiplier: 1.8
\n min_check_interval_ms: 25
\n max_rapid_checks: 15
\n trust_score_bonus: true
\n require_multiple_systems: true
\n base_tolerance_ms: 50
\n percentage_tolerance: 0.10
\n shovel_instant_tolerance_ms: 45
\n shovel_instant_percentage: 0.25
\n hand_instant_tolerance_ms: 28
\n hand_instant_percentage: 0.18
\n trust_bonus_instant_ms: 15
\n trust_bonus_normal_ms: 50<\/p>\n
\n type: SQLITE
\n host: localhost
\n port: 3306
\n database: nochance
\n username: root
\n password: password
\n table_prefix: nc_<\/p>\n
\n enabled: false
\n webhook_url: “”<\/p>\n
\n low:
\n max_cps: 9
\n min_cps: 4
\n max_rotation_speed: 220
\n min_rotation_speed: 120
\n max_accuracy: 0.52
\n min_accuracy: 0.30
\n medium:
\n max_cps: 14
\n min_cps: 9
\n max_rotation_speed: 380
\n min_rotation_speed: 220
\n max_accuracy: 0.72
\n min_accuracy: 0.52
\n high:
\n max_cps: 22
\n min_cps: 14
\n max_rotation_speed: 650
\n min_rotation_speed: 380
\n max_accuracy: 0.88
\n min_accuracy: 0.72
\n“`<\/p>\n<\/details>\n
\n– **Movement:** Fly, Speed, NoClip, Jesus, Blink
\n– **Block Interaction:** FastBreak, FastPlace, Nuker, Scaffold
\n– **Combat:** KillAura, AutoClicker, Reach
\n– **Other Checks:** NoFall, Velocity, Criticals, Timer, Phase, Step
\n– **Inventory:** Inventory Movement Detection<\/p>\n
\n
\n
\n
\n
\n<\/p>\n","protected":false},"excerpt":{"rendered":"