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CourierAPI

CourierAPI is a Fabric mod library that lets any mod send animated HUD notification cards to players — via the Java API, JSON files, or in-game commands. Supports server-to-client broadcasting and client-side local display.
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CourierAPI 0.1-1.21.11

File nameCourierAPI-1.21.11-0.1.jar
Uploader
LunazStudiosLunazStudios
Uploaded
Apr 25, 2026
Downloads
17
Size
30.2 KB
Mod Loaders
Fabric
File ID
7982619
Type
R
Release
Supported game versions
  • 1.21.11
DownloadInstall Via App

Curse Maven Snippet

Fabric

modImplementation "curse.maven:courierapi-1524574:7982619"

Learn more about Curse Maven

What's new

Changelog

0.1 — Initial Release

Added

  • Animated HUD notification cards with slide-in / slide-out transitions
  • Up to 4 simultaneous notifications; extras queue automatically
  • Fully customizable colors — title, description, background, and border accent (ARGB)
  • Configurable display duration per notification
  • Description wraps to a second line when text is too long
  • Server-side API — CourierAPI.send() and CourierAPI.broadcast() to send notifications to players
  • Client-side API — CourierClientAPI.showLocal() for client-only mods and singleplayer
  • couriernotifications.json — define reusable named notifications in the server root
  • couriernotifications_queue.json — trigger notifications externally (scripts, RCON, panels) without touching Java code
  • /courier send <id> — broadcast a named notification to all online players (op level 2)
  • /courier reload — reload couriernotifications.json from disk without restarting the server
  • Tab-completion for notification IDs in /courier send

All Relations

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  • Optional Dependency
  • Required Dependency
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  • Incompatible
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