Compatibility
Minecraft: Java Edition
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Details

⚡ FastChunks — Adaptive Chunk Loading Acceleration Plugin
FastChunks is a modern chunk-optimization plugin for Paper/Bukkit/Spigot/Purpur servers that want faster, smoother world loading for players without unsafe server strain. It adds adaptive + directional prefetching, priority-based chunk scheduling, fairness controls, and backpressure-safe limits, all configurable in config.yml.
Built for player experience, server stability, and real-world multiplayer traffic.
✨ Adaptive Loading Engine
Dynamic prefetch radius scaling based on TPS + player speed Directional prefetch cone to load chunks ahead of player movement Smart radius up/down behavior for stable vs stressed server conditions World-specific overrides for different terrain/loading policies
🚀 Priority-Based Chunk Scheduling
Event-aware priority queue (Teleport, Join, World Change, Movement, Warmup) Distance-aware prioritization inside each prefetch batch Important player transitions processed before low-priority background tasks
🛡️ Stability & Fairness by Design
Per-player queued/in-flight limits to prevent single-player domination Queue backpressure controls to avoid overload under high traffic Dedupe TTL protection to prevent repeated chunk request spam Safe fallback behavior across different server software implementations
🌍 Hotspot Warmup Toolkit
Configurable warmup hotspots (spawn, warps, hubs, event zones) Interval-based preload cycles to keep popular areas responsive Supports chunk-coordinate targeting for precise warmup coverage
📊 Admin Visibility & Live Tuning
/fastchunks status for active config and runtime budget visibility /fastchunks stats for queue/in-flight/completion/skip metrics /fastchunks profile <safe|balanced|aggressive> for one-command tuning /fastchunks reload for config refresh without restart
⚙️ Fully Configurable in config.yml
Adaptive radius thresholds and bounds Directional cone and forward boost behavior Queue budgets, per-player fairness limits, and dedupe TTL Hotspot warmup definitions and world override policies
🧾 Commands
| Command | Description |
|---|---|
| /fastchunks help | Show all FastChunks commands |
| /fastchunks status | Show current runtime/tuning status |
| /fastchunks stats | Show live queue/performance metrics |
| /fastchunks reload | Reload plugin configuration |
| /fastchunks profile <safe|balanced|aggressive> | Apply a preset performance profile |
🔐 Permissions
| Permission | Description |
|---|---|
| fastchunks.admin | Access all FastChunks admin commands |
| fastchunks.status | Use /fastchunks status |
| fastchunks.stats | Use /fastchunks stats |
| fastchunks.reload | Use /fastchunks reload |
| fastchunks.profile | Use /fastchunks profile ... |


