Debugging

writing-hashql-diagnostics

by hashintel

HashQL diagnostic writing patterns using hashql-diagnostics crate. Use when creating error messages, warnings, Labels, Messages, Severity levels, Patches, Suggestions, or improving diagnostic quality in HashQL code.

anti-hallucination

by brycewang-stanford

ALWAYS activate this skill. Apply these rules to every task regardless of domain. This skill governs how Claude Code verifies information, writes code, references documentation, and avoids fabricating functions, arguments, APIs, file paths, data structures, or facts. These rules override any inclination to guess.

alignment-review

by meta-pytorch

Review code changes for bugs and alignment with OpenEnv principles and RFCs. Use when reviewing PRs, checking code before commit, or when asked to review changes. Implements two-tier review model.

Academic Proofreader System Prompt — Applied Microeconomics (Claude Code)

by brycewang-stanford

vp-cpo-readiness-advisor

by deanpeters

Guide the transition to VP or CPO across preparing, interviewing, landing, and recalibrating. Use when executive product scope is changing fast.

debug

by lobehub

Debug package usage guide. Use when adding debug logging, understanding log namespaces, or implementing debugging features. Triggers on debug logging requests or logging implementation.

event-study

by brycewang-stanford

Use this skill whenever the user wants to conduct an event study, create event study plots, test for parallel trends, implement difference-in-differences designs, or work with any panel data estimation that involves pre/post treatment comparisons. Trigger on phrases like "event study", "parallel trends", "pre-trends", "dynamic treatment effects", "leads and lags", "TWFE", "two-way fixed effects", "staggered adoption", "staggered treatment", "difference-in-differences", "DiD", "Sun and Abraham", "Callaway and Sant'Anna", "de Chaisemartin", "Borusyak", "did_multiplegt", "fixest", "did2s", "bacon decomposition", or any reference to plotting coefficients around a treatment event. Also trigger when the user uploads panel data and wants to estimate treatment effects with variation in treatment timing. All code is in R.

andrew-kane-gem-writer

by Microck

Write Ruby gems following Andrew Kane's proven patterns and philosophy. Use when creating new Ruby gems, refactoring existing gems, designing gem APIs, or when the user wants clean, minimal, production-ready Ruby library code. Triggers on requests like "create a gem", "write a Ruby library", "design a gem API", or mentions of Andrew Kane's style.

bash-defensive-patterns

by Microck

Master defensive Bash programming techniques for production-grade scripts. Use when writing robust shell scripts, CI/CD pipelines, or system utilities requiring fault tolerance and safety.

typescript

by lobehub

TypeScript code style and optimization guidelines. Use when writing TypeScript code (.ts, .tsx, .mts files), reviewing code quality, or implementing type-safe patterns. Triggers on TypeScript development, type safety questions, or code style discussions.

git-commit-formatter

by rominirani

Formats git commit messages according to Conventional Commits specification. Use this when the user asks to commit changes or write a commit message.

critique

by pbakaus

Evaluate design effectiveness from a UX perspective. Assesses visual hierarchy, information architecture, emotional resonance, and overall design quality with actionable feedback.

redesign-existing-projects

by Leonxlnx

Upgrades existing websites and apps to premium quality. Audits current design, identifies generic AI patterns, and applies high-end design standards without breaking functionality. Works with any CSS framework or vanilla CSS.

daily-coding

by Galaxy-Dawn

Daily coding assistant that auto-triggers when writing/modifying code, providing a core checklist. ✅ Trigger scenarios: - Implementing new features, adding code, modifying existing code - User requests "write a...", "implement...", "add...", "modify..." - Any coding task involving Edit/Write tools ❌ Does not trigger: - Pure reading/understanding code (no modification intent) - Already covered by specialized skills (bug-detective, architecture-design, tdd-guide) - Configuration file changes, documentation writing

generate-component-story

by longbridge

Create story examples for components. Use when writing stories, creating examples, or demonstrating component usage.

cmux-debug-windows

by manaflow-ai

Manage cmux debug windows and related debug menu wiring for Sidebar Debug, Background Debug, and Menu Bar Extra Debug. Use this when the user asks to open/tune these debug controls, add or adjust Debug menu entries, or capture/copy a combined debug config snapshot.

agent-implementer-sparc-coder

by ruvnet

Agent skill for implementer-sparc-coder - invoke with $agent-implementer-sparc-coder

code-review

by NousResearch

Guidelines for performing thorough code reviews with security and quality focus

fix-chinese

by brycewang-stanford

PROACTIVE SKILL — automatically apply whenever writing, generating, or editing any text that is mainly in Chinese. No user trigger needed. Also use when the user explicitly asks to "fix Chinese", "修改中文", "去翻译腔", "去AI味", "fix Chinese formatting", or "review Chinese text". Eliminates AI-sounding expressions and translation artifacts. Enforces Chinese-English mixed formatting rules (spacing, punctuation, bold formatting).

analyzers

by dotnet

'Implementation details for EF Core Roslyn analyzers. Use when changing analyzers, fix providers, or diagnostic suppressors.'

delivery-manager

by borghei

Expert delivery management covering continuous delivery, release management, deployment coordination, and service operations.

api-security-best-practices

by sickn33

"Implement secure API design patterns including authentication, authorization, input validation, rate limiting, and protection against common API vulnerabilities"

ln-623-code-principles-auditor

by levnikolaevich

"Code principles audit worker (L3). Checks DRY (10 types), KISS/YAGNI, error handling, DI patterns. Returns findings with severity, location, effort, pattern_signature."

threejs-shaders

by CloudAI-X

Three.js shaders - GLSL, ShaderMaterial, uniforms, custom effects. Use when creating custom visual effects, modifying vertices, writing fragment shaders, or extending built-in materials.