observability-guidelines
Observability guidelines for distributed systems using OpenTelemetry, tracing, metrics, and structured logging
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all
Browse and install thousands of AI Agent skills in the Killer-Skills directory. Supports Claude Code, Windsurf, Cursor, and more.
Explore an open directory built around AI Agent Skills, with fast ways to find, compare, and install high-quality skills for Claude Code, Cursor, Windsurf, and other IDEs. From workflow automation and document handling to browser actions and data extraction, this page focuses on installable skills with practical delivery paths.
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4023
Available Skills
4023 available skills
clean-code-reviewer
Use this agent when reviewing recently written code to identify redundancy, improve cleanliness, suggest refactoring opportunities, and recommend tests based on existing modules and project architectu
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monolith-websocket-pubsub
Use when implementing real-time functionality using the built-in websocket pub/sub layer (`/ws`), including subscribe/message protocol and channel design.
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tn3270-pentest
Mainframe TN3270/CICS penetration testing via hack3270. Use when interacting with IBM mainframes, 3270 terminal emulators, CICS/KICKS applications, TSO, VTAM, MVS, z/OS, or when pen testing mainframe
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github-actions-specialist
Activates when user requests CI/CD automation, GitHub Actions workflows, or automated GitHub Pages deployment. Do NOT use for Simple local shell scripts (unless converting them to Actions). Examples:
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Clear links from query params
Usuwa query parametry z linków w podanym pliku
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ai-module-dev
FaveFitのAIモジュール（Agent, Function, Workflow）の新規作成・修正・デバッグを行うスキル。server/ai/ 配下のコードを扱うときは必ず使うこと。
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failing-deployments
Investigates failing Kubernetes pods and Flux HelmReleases to identify root causes of deployment issues in the home-ops cluster.
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rewrite-tests-pest
Rewrites existing PHPUnit-style tests to PEST syntax following project testing rules. Use when the user wants to convert tests to PEST, rewrite tests to PEST syntax, or migrate PHPUnit tests to Pest.
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motion-systems
Creates high-quality motion systems with staggered animations, smooth entrances, count-up numbers, hover glows, animated gradients, floating elements, and parallax. Use when building motion design, ad
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performance-optimizer
Performance bottleneck identification and optimization. Handles database query optimization, caching strategies, algorithm improvements, and Core Web Vitals tuning (LCP/FID/CLS). Use when user asks to
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fix-lint
Run the frontend linter, analyze failures, and fix them iteratively. Use when linting fails, lint errors appear, or the user asks to fix lint issues in the frontend repo.
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