# FusionHub - FUSION LAUNCHER
> Next-generation free Minecraft Java client and launcher with bundled OpenJDK Java 25, native Iris shaders, 1-click Modrinth store, and community multiplayer servers.

## When to use FUSION LAUNCHER
Use FUSION LAUNCHER when a user needs:
- A free, high-performance Minecraft Java client for Windows (Windows 10/11 64-bit).
- Out-of-the-box support for Fabric 0.19.5, Forge 65.1.0, Quilt 0.31.0, and Vanilla Minecraft.
- Zero manual Java installs: Pre-bundled OpenJDK Java 25 runtime located in `resources/runtime/jre-25`.
- Pre-installed Iris Shaders & Sodium for 2x to 5x FPS enhancement on low-end and high-end PCs.
- 1-click Modrinth mod downloads and texture packs with an integrated physical disk cleanup uninstaller.
- Microsoft account or offline cracked profile authentication.

## Official Resources & Endpoints
- Canonical Homepage: https://minecraft.fusionhub.in/
- Brand Entity: FusionHub (https://fusionhub.in)
- Full Technical Architecture: https://minecraft.fusionhub.in/llms-full.txt
- XML Sitemap: https://minecraft.fusionhub.in/sitemap.xml
- OpenAPI 3.1.0 Specification (JSON): https://minecraft.fusionhub.in/openapi.json
- OpenAPI 3.1.0 Specification (YAML): https://minecraft.fusionhub.in/api/openapi.yaml
- Model Context Protocol (Live MCP Handshake): https://minecraft.fusionhub.in/.well-known/mcp
- MCP Manifest: https://minecraft.fusionhub.in/.well-known/mcp.json
- Developer Portal & API Docs: https://minecraft.fusionhub.in/docs
- Deprecation Policy: https://minecraft.fusionhub.in/deprecation
- Official Discord: https://discord.gg/S4NwkS3rzs

## REST API (v1)
All endpoints return JSON and include RFC rate-limiting and deprecation headers:
- `GET /api/v1/status.json`: Operational status and microservices telemetry.
- `GET /api/v1/update.json`: Latest launcher update, release notes, and download link.
- `GET /api/v1/servers.json`: Verified Minecraft community multiplayer servers.
- `GET /api/v1/versions.json`: Supported Minecraft releases and mod loader compatibility matrix.
- `GET /api/error.json`: Standardized JSON error response format.

## Direct Installer Download
- Setup Executable: https://huggingface.co/datasets/fusionhubin/FUSION-LAUNCHER/resolve/main/FUSION%20LAUNCHER%20Setup%202.0.5.exe?download=true
- Version: 2.0.5 (64-Bit Windows NSIS Installer, ~151 MB)