domain cluster

Tools & Utilities

Essential command-line tools and system utilities.

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debugging
4

vulnerability-patterns

Index of vulnerability detection pattern skills. Routes to core patterns (universal) and language-specific patterns for security scanning.

Zate
Zate
tools
open
debugging
4

osquery

System diagnostics using osquery. Use when asked about CPU usage, memory consumption, network connections, running processes, disk I/O, fan speeds, temperatures, or system security. Triggers: "why is my computer slow", "what's using memory", "what's using CPU", "network connections", "suspicious processes", "system health", "fan running", "overheating", "disk activity", "what processes are running", "file changes", "browser extensions", "Docker containers", "startup programs", "file hash", "installed apps", "what runs at boot".

kousen
kousen
tools
open
debugging
4

performance

Performance - Core Web Vitals, bundle size. Use when optimizing speed.

SylphxAI
SylphxAI
tools
open
debugging
4

command-performance-optimization

コマンドのパフォーマンス最適化(トークン効率化/並列実行/モデル選択/速度改善)を整理し、性能改善の判断と適用を支援するスキル。 計測観点、最適化手順、テンプレート運用を一貫して整理する。 Anchors: • High Performance Browser Networking (Ilya Grigorik) / 適用: パフォーマンス測定 / 目的: レイテンシー削減 • Design of Computer Programs (Peter Norvig) / 適用: 最適化設計 / 目的: 実行速度向上 • Programming Pearls (Jon Bentley) / 適用: トークン効率化 / 目的: リソース削減 Trigger: Use when optimizing command performance, reducing token usage, or designing parallel execution flows and model selection. command performance, token optimization, parallel execution, model selection

daishiman
daishiman
tools
open
debugging
4

performance-optimization-react

Reactアプリケーションのパフォーマンス最適化を体系的に実施するスキル。測定駆動の最適化アプローチで、不要な再レンダリングを削減し、ユーザー体験を向上させる。 Anchors: • High Performance Browser Networking (Ilya Grigorik) / 適用: パフォーマンス測定手法 / 目的: データに基づいた最適化判断 • React公式ドキュメント (Dan Abramov) / 適用: React.memo・useCallback・useMemo / 目的: 測定駆動の最適化実践 • Clean Code (Robert C. Martin) / 適用: 早すぎる最適化を避ける原則 / 目的: 必要な最適化のみ実施 Trigger: Use when optimizing React performance, reducing re-renders, applying React.memo, analyzing with React DevTools Profiler, implementing Context splitting, or diagnosing rendering performance issues. performance optimization, React performance, re-rendering, React.memo, useCallback, useMemo, profiler

daishiman
daishiman
tools
open
debugging
4

specialized-file-analyzer

Analyze specialized file types beyond standard PE executables - .NET assemblies, Office macros, PDFs, PowerShell scripts, JavaScript, archives, and Linux ELF binaries. Use when you encounter documents, scripts, or non-Windows executables that require format-specific analysis tools and techniques.

gl0bal01
gl0bal01
tools
open
debugging
4

debug

This skill should be used when debugging frontend/UI bugs that need runtime evidence. USE THIS SKILL (instead of adding console.log) when you're about to: "add console.log and ask user to check", "open DevTools and tell me what you see", "reproduce the bug and share the output", "check the browser console". Triggers: "debug this", "fix this bug", "why isn't this working", "investigate this issue", "trace the problem", "figure out why X happens", "UI not updating", "state is wrong", "value is null/undefined", "click doesn't work", "modal not showing". Automates log collection server-side - you read logs directly, no user copy-paste needed.

vltansky
vltansky
tools
open
debugging
4

faber-hooks

Execute FABER phase hooks (pre/post phase boundaries)

fractary
fractary
tools
open
debugging
4

hammer-benchmark-regression

Runs performance benchmarks for SDL3 HammerEngine and detects regressions by comparing metrics against baseline. Use when testing performance-sensitive changes to AI, collision, pathfinding, particle systems, or before merging features to ensure no performance degradation.

Ronin15
Ronin15
tools
open
debugging
4

ultracode-trace

Code tracing, debugging, "why not called", flow analysis, state dependencies

faxenoff
faxenoff
tools
open
debugging
4

elixir-phoenix

Elixir and Phoenix development guidelines with critical language-specific gotchas. Use when writing Elixir code, Phoenix applications, or Mix tasks. Prevents common mistakes with list access, variable rebinding, struct access, and OTP patterns that cause subtle bugs or compilation errors.

forest
forest
tools
open
debugging
4

cache-health

Performs comprehensive diagnostics on the codex cache system, detects issues, and can fix them automatically with repair operations. Delegates to fractary CLI for health checks and diagnostics.

fractary
fractary
tools
open
debugging
4

performance-testing

システムのパフォーマンス測定・分析・最適化を行うスキル。 負荷テスト、ストレステスト、ボトルネック分析を通じて性能改善策を提示します。 Anchors: • The Art of Application Performance Testing (Ian Molyneaux) / 適用: パフォーマンステスト戦略 / 目的: 体系的な性能評価手法の確立 • Systems Performance (Brendan Gregg) / 適用: USE/REDメソッド / 目的: メトリクス分析とボトルネック特定 • Google SRE Book / 適用: SLO/SLI設計 / 目的: 目標ベースの性能評価 Trigger: Use when measuring system performance, identifying bottlenecks, load testing, or optimizing application speed. performance testing, load testing, stress testing, bottleneck analysis, latency, throughput, response time, profiling, benchmarking, performance optimization

daishiman
daishiman
tools
open
system-admin
4

malware-dynamic-analysis

Execute and monitor malware in controlled sandbox environments. Use when you need to observe runtime behavior, capture network traffic, monitor process activity, analyze file/registry changes, or understand actual malware functionality beyond static analysis. Guides safe execution with Procmon, Wireshark, Process Hacker, Sysmon, and automated sandboxes.

gl0bal01
gl0bal01
tools
open
debugging
4

badger-diagnostics

System diagnostics, verification, and troubleshooting for Badger 2350. Use when checking firmware version, verifying installations, diagnosing hardware issues, troubleshooting errors, or performing system health checks on Badger 2350.

johnlindquist
johnlindquist
tools
open
debugging
4

hook-development

This skill should be used when writing Claude Code plugin hooks or debugging the "operation was aborted" error. Teaches the critical "immediate response" pattern that prevents Claude Code's internal timeout from aborting hooks. Essential knowledge for plugin developers creating PreToolUse, PostToolUse, UserPromptSubmit, Stop, or SessionStart hooks.

Emasoft
Emasoft
tools
open
debugging
4

vuln-patterns-core

Universal vulnerability detection patterns applicable across all programming languages. Includes hardcoded secrets, SQL/command injection, path traversal, and configuration file patterns.

Zate
Zate
tools
open
debugging
4

context-optimization

トークン使用量の最小化と必要情報の効率的抽出を支援するスキル。 遅延読み込み、インデックス駆動設計、圧縮と精錬の手順を整理する。 Anchors: • High Performance Browser Networking / 適用: パフォーマンス測定と最適化 / 目的: 遅延を考慮したコンテキスト設計 • Progressive Disclosure パターン / 適用: 段階的な情報開示 / 目的: トークン使用量の抑制 Trigger: Use when minimizing token usage, extracting necessary information efficiently, or optimizing context window utilization. context optimization, token minimization, lazy loading, index-driven design, summarization

daishiman
daishiman
tools
open
debugging
4

gpui-troubleshooting

Common errors and solutions for GPUI development. Use when debugging build errors, runtime panics, borrow checker issues, or unexpected behavior.

cnwzhu
cnwzhu
tools
open
debugging
4

hammer-memory-profiler

Simplified memory profiling and leak detection for SDL3 HammerEngine using valgrind memcheck, AddressSanitizer, and massif. Identifies memory leaks, allocation hotspots, buffer reuse violations, and provides system-by-system memory breakdown with optimization suggestions. Use after performance-critical changes or when investigating memory issues.

Ronin15
Ronin15
tools
open
debugging
4

feature-troubleshoot

Systematic debugging mode with hypothesis-driven investigation. Use when user reports a bug, encounters an error, or needs help debugging a problem.

schuettc
schuettc
tools
open
debugging
4

debugging

Debug code errors systematically. Use when analyzing error messages, fixing bugs, resolving build/lint errors, or troubleshooting runtime issues.

xmark168
xmark168
tools
open
debugging
4

tidewave-tools-usage

CRITICAL for ALL Elixir/Phoenix/Ash development work. Invoke when working with Elixir code, Ecto schemas, Ash resources, Phoenix applications, or databases in Elixir projects. Provides MCP tools for live code evaluation (via IEx), instant module navigation, direct SQL execution, schema introspection, and documentation access. Tidewave provides superior alternatives to bash/grep/read for Elixir tasks.

forest
forest
tools
open
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