## _**\ud83d\udee1\ufe0f Sentinel \u2013 Advanced Anti\u2011Cheat, Chat Filter & Lag Manager**_<\/p>\n
Sentinel is a powerful, lightweight, and fully\u2011integrated plugin that protects your server from cheaters, keeps chat civil, and automatically clears lag\u2011causing entities. Designed for performance and ease of use, it runs asynchronously and requires zero configuration out of the box.<\/p>\n
### _**\u2728 Features at a Glance**_<\/p>\n
Module\tWhat it does
\nChat Filter\tBlocks profanity, caps abuse, spam, URLs, and special characters \u2013 with private warnings, no kicks.
\nLag Clear\tAutomatically removes dropped items, XP orbs, and arrows every 5 minutes (toggleable).
\nJoin Alerts\tLogs every player join with timestamps; view recent joins with \/sentinel alerts.
\nFlag System\tTracks violations; players are kicked after exceeding the flag limit.<\/p>\n
### _**\ud83d\udce5 Installation**_<\/p>\n
Download the latest Sentinel.jar from Releases.<\/p>\n
Place it in your server\u2019s plugins\/ folder.<\/p>\n
Restart your server (or use \/reload confirm \u2013 though a restart is recommended).<\/p>\n
That\u2019s it! Sentinel works out\u2011of\u2011the\u2011box with sensible defaults.<\/p>\n
Supported Servers: Spigot, Paper, Purpur, and any fork of 1.8\u20131.20+.<\/p>\n
### _**\ud83c\udfae Commands (All require OP)**_<\/p>\n
Command\tDescription ### _**\ud83e\udde9 Chat Filter Details**_<\/p>\n Profanity Censorship: Swear words are replaced with the first letter followed by asterisks (e.g., fuck \u2192 f***).<\/p>\n 3\u2011Second Cooldown: Prevents spam; player sees exactly how many seconds remain.<\/p>\n Caps Abuse: Blocks messages with >75% capital letters.<\/p>\n Repetition: Stops identical messages after 3 repeats.<\/p>\n URL Blocking: Prevents sharing of Discord, YouTube, Twitch, etc.<\/p>\n Special Character Limit: Limits non\u2011alphanumeric characters.<\/p>\n Message Length: Max 256 characters.<\/p>\n All warnings are private \u2013 only the offending player sees them. The filter never kicks or flags players.<\/p>\n ### _**\ud83e\uddf9 Lag Clear System**_<\/p>\n Automatic: Runs every 5 minutes, removing dropped items, XP orbs, and arrows from all worlds.<\/p>\n Manual: Use \/sentinel lagclear with optional type (items, xp, arrows, all).<\/p>\n Toggle: \/sentinel lagclear on|off|toggle to enable\/disable auto\u2011clear.<\/p>\n Status is shown in \/sentinel status.<\/p>\n ### _**\u2699\ufe0f Flag System**_<\/p>\n When a player triggers a cheat detection (flight, speed, reach, etc.), they receive a flag. Once they reach the maximum flag count (default: config 3), they are automatically kicked.<\/p>\n View flags: \/sentinel flags Clear flags: \/sentinel clear ### _**\ud83d\udd27 Configuration**_<\/p>\n Sentinel is designed to work immediately, but you can tweak settings in plugins\/Sentinel\/config.yml (generated on first run).<\/p>\n Adjust flag limits, detection thresholds, cooldown durations, and more.<\/p>\n Add or remove banned words from the profanity list.<\/p>\n ### _**\ud83d\udcca Status Overview**_<\/p>\n Run \/sentinel status to see:<\/p>\n Anti\u2011cheat modules: Active \/ Inactive<\/p>\n Chat filter: Enabled \/ Disabled<\/p>\n Auto lag clear: Enabled \/ Disabled<\/p>\n Total join alerts logged<\/p>\n Flag count for online players (optional)<\/p>\n ### _**\ud83e\uddea Why Choose Sentinel?**_<\/p>\n \u2705 All\u2011in\u2011One: Anti\u2011cheat, chat filter, and lag manager in a single jar \u2013 no extra plugins needed. ### _**\ud83d\udcdc License**_<\/p>\n Copyright (c) 2025 Tyler (Casual_). All rights reserved.<\/p>\n PROPRIETARY SOFTWARE LICENSE<\/p>\n This software (the “Plugin”) is the exclusive intellectual property of Tyler (Casual_).<\/p>\n PERMITTED USE RESTRICTIONS GPL NOTICE DECOMPILATION NO WARRANTY ENFORCEMENT ### _**\ud83d\udce2 Support & Feedback**_<\/p>\n Issues & Suggestions: GitHub Issues<\/p>\n Discord: Join our server Join<\/p>\n Modrinth Page: Leave a review or report bugs here!<\/p>\n","protected":false},"excerpt":{"rendered":" An anti-cheat for paper and bukkit<\/p>\n","protected":false},"featured_media":137158,"template":"","meta":{"_minecraft_slug":"sentinel-anti-cheat","_minecraft_project_id":"FyrSrwnr","_minecraft_author":"Casual_","_minecraft_license":"LicenseRef-All-Rights-Reserved","_minecraft_downloads":101,"_minecraft_follows":0,"_minecraft_client_side":"unsupported","_minecraft_server_side":"required","_minecraft_storage_type":"zip","_minecraft_archive_name":"sentinel-anti-cheat.zip","_minecraft_size_bytes":98476,"_minecraft_version_count":1,"_minecraft_updated_at":"2026-05-15T19:44:48.660091Z","_minecraft_date_created":"2026-03-04T23:08:32.055782Z","_minecraft_date_modified":"2026-03-16T16:32:58.958312Z","_minecraft_project_url":"https:\/\/modrinth.com\/mod\/sentinel-anti-cheat","_minecraft_icon_attachment_id":137158,"_minecraft_imported_at":"2026-06-08T02:31:31+00:00","_minecraft_import_hash":"8e98d48528e5311136165e53da9b1feb","_minecraft_versions":"","_minecraft_links":"","_minecraft_gallery":"","_minecraft_api_metadata":""},"mod_category":[124,126,127,128],"mod_loader":[130,132,133],"minecraft_version":[62,37,40,41,73,74,38,78,79,80,81,82],"class_list":["post-137157","mod","type-mod","status-publish","has-post-thumbnail","hentry","mod_category-bukkit","mod_category-management","mod_category-paper","mod_category-purpur","mod_loader-bukkit","mod_loader-paper","mod_loader-purpur","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\/sentinel flags
\n\/sentinel clear
\n\/sentinel filter [on|off|toggle]\tEnable\/disable the chat filter
\n\/sentinel lagclear [items|xp|arrows|all]\tManually remove lag entities (current world)
\n\/sentinel lagclear
\n\/sentinel alerts [recent|count|wipeall]\tView join alerts
\n\/sentinel status\tShow status of all Sentinel modules
\n\/sentinel help\tDisplay command help<\/p>\n
\n\u2705 Lightweight: Async processing, minimal impact on TPS.
\n\u2705 Player\u2011Friendly: Private warnings, no false\u2011positive kicks from chat.
\n\u2705 Customizable: All features can be toggled and configured.
\n\u2705 No Dependencies: Works standalone on any Spigot\/Paper 1.8\u20131.20+.
\n\u2705 Active Support: Regular updates and bug fixes.<\/p>\n
\nYou may install and run this Plugin on your Minecraft server for its intended purpose only.<\/p>\n
\nYou may not, under any circumstances:
\n – View, read, or inspect the source code or decompile, disassemble, or
\n reverse engineer the compiled binaries in any way
\n – Copy, reproduce, or duplicate this Plugin in whole or in part
\n – Modify, adapt, or create derivative works based on this Plugin
\n – Redistribute, resell, sublicense, or transfer this Plugin to any third party
\n – Claim ownership or authorship of this Plugin or any part thereof<\/p>\n
\nThis Plugin operates alongside the Bukkit\/Paper API at runtime. In accordance
\nwith the well established practice of the Minecraft plugin development community,
\nand consistent with the system library exception argument under GPLv3 section 3,
\nthis Plugin is not considered a derivative work of the Bukkit\/Paper API.
\nThe author makes no warranty regarding GPL compliance and you assume all
\nlegal risk associated with use of this Plugin.<\/p>\n
\nAny attempt to decompile, disassemble, or otherwise reconstruct the source code
\nof this Plugin is strictly prohibited and constitutes a violation of this license
\nand applicable copyright law regardless of the method used.<\/p>\n
\nThis Plugin is provided “AS IS” without any warranty of any kind. The author
\nshall not be liable for any damages of any kind arising from use of this Plugin.<\/p>\n
\nViolation of this license may result in legal action to the fullest extent
\npermitted by applicable law.<\/p>\n