Claude resources tagged “performance”
44 curated Claude Code resources tagged performance in the HeyClaude directory — mostly hooks, agents, and guides. 4 of them sit in the trusted tier.
Highlights from this set
Standout entries tagged performance, picked by their own metadata — trust tier, provenance, documentation, and recency.
All performance resources
/optimize - Performance Optimizer Command for Claude Code
Advanced performance optimization with bottleneck analysis, memory profiling, and automated improvements
/review - Code Review Command for Claude Code
Comprehensive code review with security analysis, performance optimization, and best practices validation
/security-audit - Security Scanner Command for Claude Code
Deploy 100 specialized sub-agents for comprehensive enterprise-grade security, performance, and optimization audit of production codebase
AI Model Performance Dashboard - Statuslines
Multi-provider AI performance dashboard with context occupancy tracking, truncation warnings, TTFT latency, tokens/min rate, and model co...
API Latency Breakdown - Statuslines
Bash statusline that splits Claude Code session time into API vs network, with FAST/SLOW/BOTTLENECK status and a color ratio bar.
Bun JavaScript Runtime Development Skill
One binary in place of Node.js, npm, a bundler, and a test runner — plus built-in SQLite and an HTTP server API.
Chrome DevTools MCP Server for Claude
Official Chrome DevTools MCP server for debugging live Chrome: performance traces, network requests, console output, and DOM inspection for Claude.
Claude Haiku 45 Speed Optimizer Agent - Agents
Routes fast, high-volume tasks to Haiku 4.5 — roughly 2x the speed at one-third the cost — and escalates to Sonnet when a task needs more quality.
Code Reviewer Agent - Agents
Expert code reviewer that provides thorough, constructive feedback on code quality, security, performance, and best practices
Controlling MCP Result Size And Context Pressure
Control MCP tool output size with env limits, annotations, and tool search to protect Claude Code context.
CSS Unused Selector Detector - Hooks
Detects unused CSS selectors when stylesheets are modified to keep CSS lean using PurgeCSS, PostCSS, and content analysis.
Database Query Performance Logger - Hooks
On each edit to SQL or ORM files, points to PostgreSQL, Prisma, Sequelize, and TypeORM query-logging settings and flags queries inside loops as possible N+1.
Dynatrace MCP Server for Claude
Official Dynatrace MCP: DQL queries, problem investigation & entity analysis from Claude.
Fast Mode Tradeoffs For Claude Code Workflows
Choose fast mode vs standard Opus using official /fast tradeoffs, pricing, and rate-limit behavior.
File Size Warning Monitor - Hooks
Alerts when files exceed size thresholds that could impact performance.
Final Bundle Size Reporter - Hooks
Analyzes and reports final bundle sizes when the development session ends.
Fix Claude Code Performance
Fix Claude Code high CPU/memory, hangs, and context bloat with documented commands.
Frontend Specialist Agent - Agents
Expert frontend developer specializing in modern JavaScript frameworks, UI/UX implementation, and performance optimization
MCP Server Status Monitor - Statuslines
Real-time MCP server monitoring statusline showing connected servers, active tools, and performance metrics for Claude Code MCP integration
MCP Tool Result Budget Review Agent
Review MCP tool result sizes against Claude Code output token budgets and recommend pagination, filtering, and limit tuning.
Memory Usage Monitor - Hooks
Monitors memory usage and alerts when thresholds are exceeded.
Minimal Powerline - Statuslines
Clean, performance-optimized statusline with Powerline glyphs showing model, directory, and token count
Next.js 15 Performance Architect for Claude
Expert in Next.js 15 performance optimization with Turbopack, partial prerendering, advanced caching strategies, and Core Web Vitals exce...
Parallel Subagent Distributor - Agents
Coordinates concurrent Claude Code subagents on independent subtasks, each with isolated context and scoped tools, then merges their output.
Performance Benchmark Report - Hooks
Runs performance benchmarks and generates comparison report when session ends.
Performance Impact Monitor - Hooks
Monitors and alerts on performance-impacting changes in real-time.
Performance Monitor - Hooks
Monitors application performance metrics, identifies bottlenecks, and provides optimization recommendations.
Performance Optimizer Agent - Agents
Expert in application performance optimization, profiling, and system tuning across frontend, backend, and infrastructure
Postgres MCP Pro
Inspect Postgres schemas, run guarded SQL, explain query plans, analyze slow workloads, and get index or health recommendations from Claude.
PostgreSQL Query Optimization Skill
Analyze and optimize PostgreSQL queries for OLTP and OLAP workloads with AI-assisted performance tuning, indexing strategies, and executi...
Prompt Cache Optimization Agent
Improve Claude Code prompt-cache hit rates: stable context ordering, lean CLAUDE.md, on-demand skills, and MCP tool-search.
Prompt Caching Troubleshooting in Claude Code
Diagnose prompt caching misses, invalidation, and cost spikes in Claude Code sessions.
Prompt Optimization Specialist - Agents
Optimize agent prompts and system instructions with meta-prompting techniques.
React 19 Concurrent Features Specialist for Claude
Keep React 19 UIs responsive: defer non-urgent renders, mark pending transitions, show optimistic updates, and stream UI behind Suspense.
React Next.js Expert - CLAUDE.md Rules for Claude Code
Next.js App Router production-architecture specialist focused on the server/client boundary, the explicit caching model, route handlers, and Node-vs-Edge runtime tradeoffs — decisions, not component tips
Redis Cache Invalidator - Hooks
Automatically clears relevant Redis cache keys when data model files are modified.
Session Metrics Collector - Hooks
Collects and reports detailed metrics about the coding session when Claude stops.
Sparse Context Setup for Large Codebases
Configure sparse context strategies for Claude Code in large monorepos.
Troubleshooting High CPU Memory And Search Problems In Claude Code
Fix Claude Code CPU, memory, and search issues with /compact, /heapdump, and ripgrep steps from official docs.
Using the Context Window Simulator for Prompt Design
Read the /context breakdown to see what fills the window, then trim CLAUDE.md, skills, and MCP tools to reclaim tokens.
Vercel Agent Skills
Official Vercel Labs skills for React, Next.js, deployments, Vercel CLI tokens, optimization audits, design review, writing review, and mobile UI.
Vite Frontend Build Performance Optimization Skill
Optimize frontend build performance with Vite's lightning-fast HMR, code splitting, and tree-shaking.
Signal coverage
How these 44 resources score on the trust and safety signals HeyClaude reviews — counted from this set, not the directory as a whole.
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