LightAntiCheat | 1.8-1.21 | Geyser, Folia Support icon

LightAntiCheat | 1.8-1.21 | Geyser, Folia Support -----

A lightweight and customizable anticheat, designed to detect common hacks.




  • Fix a FastClimbA false positive (reported by @axtonprice)
  • Fix a 1.8.8 FlightC false positive (reported by @F3F5)
  • Fix unnecessary use of netty threads (reported by @Ytnoos)
  • Fix a SpeedE false positive
  • Recode BadPacketsD check
----------, Jul 19, 2024

  • Add support for attribute modifiers
  • Add support for ValhallaMMO (tested by @coariz)
  • Fix a BadPacketsD false positive
  • Fix a JumpA false positive when using a wind charge
  • Fix a console error on reloading
----------, Jul 8, 2024

  • Fix a console error caused by a dependency
----------, Jul 3, 2024

  • Fix a console error (reported by @Arktisfox)
  • Fix a console error for Folia (reported by @Leeewith3Es)
----------, Jul 3, 2024

  • LightAntiCheat is now open source
  • Fix false positives caused by the MC 1.21 update
  • Hopefully, fix an issue with Spigot 1.8.8 forks where getting a block asynchronously might sometimes lead to an error
  • Update dependencies
----------, Jun 25, 2024

  • Add support for Paper 1.20.5
  • Update SpeedE check
  • Add "prioritize-accuracy" config option
  • Fix Bedrock false positives of AutoBotA, ScaffoldB, ItemSwapA
  • Fix a Bedrock CriticalsA false positive (reported by @cayannet)
----------, May 17, 2024

  • Fix compatibility issues with PandaSpigot (hopefully)
  • Update BoatA, VehicleA checks
  • Fix a BadPacketB false positive when riding and lagging
  • Fix several Bedrock false positives (reported by @realmlabbee)
  • Fix a TimerA false positive when joining to a lagging server
  • Optimize dependencies
----------, May 11, 2024

  • Fix a false positive when gliding isn't detected
----------, Apr 30, 2024

  • Recode checks: FlightA, FlightB, FlightC, KillAuraB, CriticalsA, TimerA, BadPacketsB, BlockPlaceA, BlockBreakA
  • Update checks: SpeedC, NoFallA, NoSlowA, FastClimbA, ElytraA, ElytraB, TridentA, KillAuraD, ScaffoldA
  • Add checks: LiquidWalkB, CriticalsB, GhostBreakA, BoatA
  • Support MC 1.8-1.12.2
  • Fork LightInjector instead of using PacketEvents
  • Significantly reduce the bypass duration after touching a slime block
  • Fix a false positive when walking on ghost blocks
  • Improve sorting of command arguments
  • Add a config option to disable the bypass permissions
  • Async nearby entity getter
  • Support Enchants Squared
  • Adjust the default config values
  • Thanks to @cayannet and @realmlabbee for testing the beta builds
----------, Apr 29, 2024

  • Renamed LiteAntiCheat to LightAntiCheat
    The config folder and permissions have also been renamed
  • SpeedG check was added by Kireiko
  • Added JumpC check
  • Fixed a FastPlaceA false positive reported by CayanNet
  • Fixed a performance issue that was created in 1.1.5
  • Fixed a bug when an NPC's name tag could become visible
  • Fixed a rare console error related to PacketEvents
----------, Mar 18, 2024

  • Fixed a console error caused by KillAuraF check in LAC 1.1.5
----------, Mar 12, 2024

  • Fixed a console error when a player teleports to an unloaded location on Folia
    The fix required using PacketEvents as the new packet API
  • Fixed a console error reported by CayanNet
  • Fixed a console error reported by Wither195
  • Fixed AirPlaceA false positive
  • Updated BlockBreakA, BlockPlaceA checks
  • Added %client-brand% placeholder
  • Updated "discord-webhook" config selection (the "webhook-url" will be reset)
  • A minor API change to avoid nullable return value
  • Adjusted some default config values
----------, Mar 11, 2024

  • Folia is now supported
  • Fixed SpeedC false positive
----------, Feb 27, 2024

  • Significant optimizations
  • Fixed KillAuraB false positive
  • Updated SortingA, ItemSwapA, SkinBlinkerA checks
----------, Feb 24, 2024

  • Added KillAuraF check
  • Updated ReachA, ReachB checks
  • Fixed SortingA false positive when using a GUI
  • Fixed a console error caused by AutoBotA update in LAC 1.1.1
  • Potion effects with non vanilla amplifiers are no longer bypassed
  • Adjusted the default config values
----------, Feb 20, 2024

  • Asynchronized the movement and packet detection with the purpose of optimization
    Great thanks to @cayannet for testing all the beta builds
  • Other optimization improvements
  • Combined BadPacketsD and BadPacketsE into BadPacketsD check
  • Fixed SortingA false positive when duplicating items in creative mode
  • Fixed several false positives when using AureliumSkills and mcMMO abilities
  • ExecutableItems is now partially supported
----------, Feb 15, 2024

  • Added FlightD, FlightE, JumpB checks
  • Updated FastPlaceA check
  • VeinMiner and AureliumSkills are now supported
----------, Jan 24, 2024

  • Significant config changes ("checks" selection will be reset)
  • Minor changes to improve compatibility with mcMMO
  • Fixed several false positives that flagged PE players (reported by @revent)
  • Fixed a bug of the flight setback (reported by @v2i0)
----------, Jan 18, 2024

  • Optimization improvements
  • Fixed FastBreakA false positive
  • Fixed several false positives that flagged PE players (reported by @revent)
----------, Jan 12, 2024

  • Updated KillAuraD, ReachA, ReachB, BlockPlaceB, FastPlaceA, BlockBreakB checks
  • Fixed FlightB false positive
  • Improved accuracy of movement detection
  • Fixed a Discord webhook error caused by reaching the message rate limit
  • Fixed a error caused by incompatibility with some plugins
  • Adjusted several default config values
----------, Jan 7, 2024

  • Added SkinBlinkerA, MorePacketsC, BadPacketsC, BadPacketsD, BadPacketsE checks
  • MorePackets detection was split into Timer and MorePackets checks
  • Updated AutoBotA check
  • Fixed FlightB false positive
  • Added per check bypass permission which is disabled by default
  • Adjusted several default config values
  • Since 1.0.5, LAC releases are also published on GitHub
----------, Jan 3, 2024

  • Huge config changes (you might want to copy it before updating)
  • Updated FlightA, FlightB, SpeedB checks
  • Fixed VelocityA false positive
  • Renamed "/lac toggle" to "/lac alerts"
  • Restructured and optimized code
----------, Dec 30, 2023

- Added support for NPC plugins (including Citizens)
- Recoded GSit support
----------, Aug 26, 2023

- Added an update checker
- Updated some config comments
- Adjusted several default config values
----------, Aug 19, 2023

- Fixed VelocityA false positive
- Updated FlightA, FlightB, SpeedB checks
- Adjusted some default config values
----------, Aug 17, 2023

- A minor API change
- Updated VelocityA check
----------, Aug 15, 2023

Resource Information
Author:
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Total Downloads: 19,393
First Release: Aug 15, 2023
Last Update: Jul 19, 2024
Category: ---------------
All-Time Rating:
34 ratings
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