promotional bannermobile promotional banner

Leiv's API

Leiv's API is the mandatory, highly reliable core library that manages configurations, validation, and system rules for all mods created by Leiv.
Back to Files

Leiv's API_Fabric_1.21.1 (v.5.1.0)

File nameLeiv's API_Fabric_1.21.1 (v.5.1.0).jar
Uploader
Leiv436Leiv436
Uploaded
Oct 24, 2026
Downloads
6
Size
44.1 KB
Mod Loaders
Fabric
File ID
9312419
Type
B
Beta
Supported game versions
  • 1.21.1
DownloadInstall Via App

Curse Maven Snippet

Fabric

modImplementation "curse.maven:leivs-api-1652871:9312419"

Learn more about Curse Maven

What's new

🔧 Update: Leiv's API v5.1.0 (Fabric 1.21.1)

Welcome to Leiv's API 5.1.0! This hotfix update resolves critical bugs and stability issues introduced in version 5.0.0, restoring full operational stability across all core backend systems.

✨ Key Features & Fixes

  • 🚑 Critical Hotfix: Fixed major bugs and edge-case errors introduced in the 5.0.0 core architecture update.
  • ⚙️ RuleEngine Stability: Resolved layout parsing glitches and rule evaluation crashes during game startup.
  • 🛡️ Config Parsing Repair: Fixed JSON serialization bugs that caused config files to reset or fail to load correctly.
  • 🧹 Performance Restoration: Eliminated rare memory leaks and stuttering issues during heavy API calls.

🛠️ Technical Highlights

  • 🐛 Crash Prevention: Patched null-pointer exceptions and state synchronization issues in the new backend registry.
  • 💾 Config Safe-Guard: Reinforced input validation routines to prevent setting corruption.

🔗 Dependencies To run Leiv's API 5.1.0, please ensure the following libraries are installed:

  • Standalone Core Library (No external dependencies required)

💬 Community & Support Got questions, feedback, or need to report a bug? Join the community!

  • 👥 Discord: Join Leiv's Community
  • 🐛 Issue Tracker: Report bugs directly via the official Discord ticket system!

This mod has no additional files