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Smart Cache

Intelligent caching with LRU/LFU strategies and TTL management

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High Signal

Intelligent caching with LRU/LFU strategies and TTL management

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Install for OpenClaw

Quick setup
  1. Download the package from Yavira.
  2. Extract the archive and review SKILL.md first.
  3. Import or place the package into your OpenClaw setup.

Requirements

Target platform
OpenClaw
Install method
Manual import
Extraction
Extract archive
Prerequisites
OpenClaw
Primary doc
SKILL.md

Package facts

Download mode
Yavira redirect
Package format
ZIP package
Source platform
Tencent SkillHub
What's included
SKILL.md

Validation

  • Use the Yavira download entry.
  • Review SKILL.md after the package is downloaded.
  • Confirm the extracted package contains the expected setup assets.

Install with your agent

Agent handoff

Hand the extracted package to your coding agent with a concrete install brief instead of figuring it out manually.

  1. Download the package from Yavira.
  2. Extract it into a folder your agent can access.
  3. Paste one of the prompts below and point your agent at the extracted folder.
New install

I downloaded a skill package from Yavira. Read SKILL.md from the extracted folder and install it by following the included instructions. Tell me what you changed and call out any manual steps you could not complete.

Upgrade existing

I downloaded an updated skill package from Yavira. Read SKILL.md from the extracted folder, compare it with my current installation, and upgrade it while preserving any custom configuration unless the package docs explicitly say otherwise. Summarize what changed and any follow-up checks I should run.

Trust & source

Release facts

Source
Tencent SkillHub
Verification
Indexed source record
Version
1.0.0

Documentation

ClawHub primary doc Primary doc: SKILL.md 4 sections Open source page

Smart Cache

High-performance caching with multiple eviction strategies.

Implementation

class SmartCache { constructor(options = {}) { this.strategy = options.strategy || 'lru'; // 'lru' or 'lfu' this.maxSize = options.maxSize || 500; this.defaultTTL = options.defaultTTL || 3600000; // 1 hour this.cache = new Map(); this.accessCount = new Map(); this.accessOrder = []; } set(key, value, ttl = this.defaultTTL) { // Evict if at capacity if (this.cache.size >= this.maxSize && !this.cache.has(key)) { this.evict(); } const entry = { value, expiresAt: Date.now() + ttl, createdAt: Date.now() }; this.cache.set(key, entry); this.accessCount.set(key, 0); this.updateAccessOrder(key); return true; } get(key) { const entry = this.cache.get(key); if (!entry) { return { hit: false, value: null }; } // Check TTL if (Date.now() > entry.expiresAt) { this.delete(key); return { hit: false, value: null, reason: 'expired' }; } // Update access tracking this.accessCount.set(key, (this.accessCount.get(key) || 0) + 1); this.updateAccessOrder(key); return { hit: true, value: entry.value }; } delete(key) { this.cache.delete(key); this.accessCount.delete(key); this.accessOrder = this.accessOrder.filter(k => k !== key); } evict() { if (this.strategy === 'lru') { this.evictLRU(); } else if (this.strategy === 'lfu') { this.evictLFU(); } } evictLRU() { // Remove least recently used if (this.accessOrder.length > 0) { const keyToEvict = this.accessOrder[0]; this.delete(keyToEvict); } } evictLFU() { // Remove least frequently used let minCount = Infinity; let keyToEvict = null; for (const [key, count] of this.accessCount.entries()) { if (count < minCount) { minCount = count; keyToEvict = key; } } if (keyToEvict) { this.delete(keyToEvict); } } updateAccessOrder(key) { // Remove from current position this.accessOrder = this.accessOrder.filter(k => k !== key); // Add to end (most recent) this.accessOrder.push(key); } clear() { this.cache.clear(); this.accessCount.clear(); this.accessOrder = []; } getStats() { return { size: this.cache.size, maxSize: this.maxSize, strategy: this.strategy, hitRate: this.calculateHitRate() }; } calculateHitRate() { // Simplified - would track actual hits/misses in production return Math.round((this.cache.size / this.maxSize) * 100); } } // Export for OpenClaw module.exports = { SmartCache };

Usage

const cache = new skills.smartCache.SmartCache({ strategy: 'lru', maxSize: 500, defaultTTL: 3600000 }); // Set value cache.set('key1', { data: 'value' }, 60000); // Get value const result = cache.get('key1'); if (result.hit) { console.log('Cache hit:', result.value); } // Stats console.log(cache.getStats());

Configuration

{ "strategy": "lru", "maxSize": 500, "defaultTTL": 3600000 }

Category context

Agent frameworks, memory systems, reasoning layers, and model-native orchestration.

Source: Tencent SkillHub

Largest current source with strong distribution and engagement signals.

Package contents

Included in package
1 Docs
  • SKILL.md Primary doc