ModsJava
PerfChatFilter — Word lists, anti-ad, warmup & staff alerts [1.21.x + Folia support]
PerfChatFilter
Configurable chat filtering: ordered word lists with console actions, replace-or-cancel mode, join warmup, anti-server-ad heuristic, optional Discord and Redis staff alerts.
Support
Discord support
Features
Commands
Permissions
Configurable chat filtering: ordered word lists with console actions, replace-or-cancel mode, join warmup, anti-server-ad heuristic, optional Discord and Redis staff alerts.
Support
Discord support
Features
- Folia support — Folia-compatible.
- Filter modes — cancel message or replace substring (filter-mode).
- Lists — per-list words + console command list (supports chatclear and {player} placeholder).
- Chat warmup — delay chat after join; bypass permissions.
- Anti-ad — URL/domain heuristics with whitelist and spam window.
- Logging — optional staff broadcast on violations.
- Discord / Redis — optional webhook and cross-server notify.
Commands
- /perfchatfilter reload — reload config and messages (perfchatfilter.admin).
- /perfchatfilter help — usage (perfchatfilter.admin).
Permissions
- perfchatfilter.bypass — bypass filters and warmup.
- perfchatfilter.bypasswarmup — warmup only.
- perfchatfilter.notify — violation notifications.
- perfchatfilter.admin — admin command.
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Spigot — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
PerfChatFilter — Word lists, anti-ad, warmup & staff alerts [1.21.x + Folia support] is a free Minecraft Java mod. Compatible with Minecraft 1.21. Downloaded 19 times (via Spigot). Download it and open it directly in the game.