Content & Writing

by jxnl

Extract transcripts, titles, and thumbnails from YouTube videos. Use for ingesting video content, capturing captions with timestamps, or downloading video metadata.

by ooiyeefei

Generate architecture diagrams as .excalidraw files from codebase analysis, with optional PNG/SVG export. Use when the user asks to create architecture diagrams, system diagrams, visualize codebase structure, generate excalidraw files, export excalidraw diagrams to PNG or SVG, or convert .excalidraw files to image formats.

by ooiyeefei

This skill should be used when the user asks to "analyze my product", "research competitors", "find feature gaps", "create feature request", "prioritize backlog", "generate PRD", "plan roadmap", "what should we build next", "competitive analysis", "gap analysis", "sync issues", or mentions product management workflows. Provides AI-native PM capabilities for startups with signal-based feature tracking, the WINNING prioritization filter, and GitHub Issues integration with deduplication.

by ooiyeefei

Universal challenge tracker with flexible cadence, intelligent insights, and cross-challenge learning detection. Use when user wants to track any personal challenge - learning, habits, building, fitness, creative, or custom. Supports daily, weekly, or N-day check-ins with type-adaptive preferences, backlog, and context files.

by minipuft

Guidance for creating effective prompts, chains, and gates using CAGEERF methodology

by s2-streamstore

Release new versions of changed packages

by getsentry

This skill should be used when the user asks to "create AGENTS.md", "update AGENTS.md", "maintain agent docs", "set up CLAUDE.md", or needs to keep agent instructions concise. Enforces research-backed best practices for minimal, high-signal agent documentation.

by decentpaste

Bump version numbers across all DecentPaste config files (package.json, Cargo.toml, tauri.conf.json, downloads.json). Use for version updates without building.

by getsentry

Analyze a repository to generate recommended Claude Code settings.json permissions. Use when setting up a new project, auditing existing settings, or determining which read-only bash commands to allow. Detects tech stack, build tools, and monorepo structure.

by NeoVertex1

Apply cognitive constraints that reshape thinking. Use when user needs code generation (/code), advice (/interview), critique (/critic), debugging (/debug), brainstorming (/creative), simplification (/simplify), emotional support (/empathy), brevity (/concise), or structured planning (/planning). Auto-detects appropriate field from request type.

by decentpaste

Build, archive, and prepare iOS app for TestFlight/App Store. Handles version bumping, build number configuration, Xcode archiving, and upload. Use when preparing a new iOS release for TestFlight beta testing or App Store submission.

by decentpaste

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.

by Chachamaru127

認証と決済機能を実装。Clerk、Supabase Auth、Stripeに対応。Use when user mentions login, authentication, payments, subscriptions, or Stripe. Do NOT load for: general UI work, database design, or non-auth features.

by markmdev

Create or update CLAUDE.md files. Use when adding a new module, explaining patterns, or fixing repeated agent mistakes.

by Chachamaru127

Integrates OpenAI Codex CLI as an MCP server to provide second-opinion reviews. Triggered by requests for Codex review, second opinion, or Codex setup. Do NOT load for: standard reviews without Codex, implementation work, or non-setup tasks.

by Chachamaru127

Generates documentation files including NotebookLM YAML and slide content. Use when user mentions documentation, YAML, NotebookLM, slides, or presentations. Do NOT load for: implementation work, code fixes, reviews, or deployments.

by Chachamaru127

Implements features and writes code based on Plans.md tasks. Use when user mentions implementation, adding features, writing code, or creating new functions. Do not use for review or build verification.

by Chachamaru127

SSOTと記憶を管理し、ツール横断の記憶検索を提供。decisions.mdとpatterns.mdの守護者です。Use when user mentions memory, SSOT, decisions.md, patterns.md, merging, migration, SSOT promotion, sync memory, save learnings, memory search, harness-mem, past decisions, or record this. Do NOT load for: implementation work, reviews, ad-hoc notes, or in-session logging.

by markmdev

Create comprehensive implementation plans for complex tasks. Use when in Plan mode, for new features, refactoring efforts, architecture changes, bug fixes with unclear scope, or any work touching multiple files/systems.

by Chachamaru127

開発原則、ガイドライン、VibeCoder向けガイダンスを提供。Use when user mentions principles, guidelines, safety, or diff-aware editing. Do not use for actual implementation—use the impl skill instead.

by markmdev

Write effective prompts for AI systems — system prompts, agent instructions, skills, or any LLM prompt. Use when creating or improving prompts.

by Chachamaru127

/work のセッション resume/fork(branch) を --resume/--fork フラグに基づいて制御。session.json と session.events.jsonl を更新する内部ワークフロー専用スキル。Do NOT load for: user session management, login state, app state handling.

by Chachamaru127

環境チェックとタスク状況概要でセッション初期化。Use when user mentions starting a session, beginning work, or status checks. Do NOT load for: implementation work, reviews, or mid-session tasks.

by Chachamaru127

セッション間の学習と記憶の永続化を管理。Use when user asks about previous sessions, history, or to continue from before. Do NOT load for: implementation work, reviews, or ad-hoc information.

by Chachamaru127

SESSION_ORCHESTRATION.md に基づくセッション状態遷移管理。/work フェーズ境界での状態更新、エラー時の escalated 遷移、セッション再開時の initialized 復帰を制御。Internal workflow use only. Do NOT load for: user session management, login state, app state handling.

by sudocode-ai

ALWAYS use this skill for ALL sudocode spec and issue operations. Use when user mentions "spec", "issue", "ready", "blocked", "implement", "feature", "plan", or "feedback" with sudocode specs and issues. PROACTIVELY use at start of implementation tasks to check ready issues and understand work context. Operations include viewing (show_spec, show_issue, list_issues, list_specs), creating/modifying (upsert_spec, upsert_issue), planning features, breaking down work, creating dependency graphs, and providing implementation feedback.

by Chachamaru127

UIコンポーネントとフィードバックフォームを生成。Use when user mentions components, UI, hero sections, forms, feedback, or contact requests. Do NOT load for: authentication features, backend implementation, database operations, or business logic.

by glozow

Automatically generate minor release notes based on the PRs merged into this branch since the last version.

by hackmdio

HackMD command-line interface for managing notes and team notes. Use this skill when users want to create, read, update, delete, or export HackMD notes via CLI, manage team notes, list teams, view browsing history, or automate HackMD workflows. Triggers on mentions of hackmd-cli, HackMD CLI, or requests to interact with HackMD notes programmatically.

by proffesor-for-testing

WCAG 2.2 compliance testing, screen reader validation, and inclusive design verification. Use when ensuring legal compliance (ADA, Section 508), testing for disabilities, or building accessible applications for 1 billion disabled users globally.

by proffesor-for-testing

Unvarnished technical criticism combining Linus Torvalds' precision, Gordon Ramsay's standards, and James Bach's BS-detection. Use when code/tests need harsh reality checks, certification schemes smell fishy, or technical decisions lack rigor. No sugar-coating, just surgical truth about what's broken and why.

by proffesor-for-testing

Write high-quality bug reports that get fixed quickly. Use when reporting bugs, training teams on bug reporting, or establishing bug report standards.

by proffesor-for-testing

Conduct context-driven code reviews focusing on quality, testability, and maintainability. Use when reviewing code, providing feedback, or establishing review practices.

by proffesor-for-testing

Regulatory compliance testing for GDPR, CCPA, HIPAA, SOC2, PCI-DSS and industry-specific regulations. Use when ensuring legal compliance, preparing for audits, or handling sensitive data.

by proffesor-for-testing

Apply context-driven testing principles where practices are chosen based on project context, not universal 'best practices'. Use when making testing decisions, questioning dogma, or adapting approaches to specific project needs.

by proffesor-for-testing

Consumer-driven contract testing for microservices using Pact, schema validation, API versioning, and backward compatibility testing. Use when testing API contracts or coordinating distributed teams.

by axone-protocol

Guide for writing conventional commit messages. Use when committing changes, writing commit messages, or reviewing commit history.

by axone-protocol

Guide for generating and maintaining contract documentation from JSON schemas. Use when creating schemas, generating docs, or documenting contract APIs.

by proffesor-for-testing

Advanced exploratory testing techniques with Session-Based Test Management (SBTM), RST heuristics, and test tours. Use when planning exploration sessions, investigating bugs, or discovering unknown quality risks.

by proffesor-for-testing

Apply the Holistic Testing Model evolved with PACT (Proactive, Autonomous, Collaborative, Targeted) principles. Use when designing comprehensive test strategies for Classical, AI-assisted, Agent based, or Agentic Systems building quality into the team, or implementing whole-team quality practices.

by proffesor-for-testing

Internationalization (i18n) and localization (l10n) testing for global products including translations, locale formats, RTL languages, and cultural appropriateness. Use when launching in new markets or building multi-language products.

by proffesor-for-testing

Test quality validation through mutation testing, assessing test suite effectiveness by introducing code mutations and measuring kill rate. Use when evaluating test quality, identifying weak tests, or proving tests actually catch bugs.

by proffesor-for-testing

API contract testing, authentication flows, rate limit handling, and error scenario coverage for n8n integrations with external services. Use when testing n8n node integrations.

by proffesor-for-testing

Credential exposure detection, OAuth flow validation, API key management testing, and data sanitization verification for n8n workflows. Use when validating n8n workflow security.

by proffesor-for-testing

Webhook testing, schedule validation, event-driven triggers, and polling mechanism testing for n8n workflows. Use when testing how workflows are triggered.

by proffesor-for-testing

Comprehensive n8n workflow testing including execution lifecycle, node connection patterns, data flow validation, and error handling strategies. Use when testing n8n workflow automation applications.

by proffesor-for-testing

Apply safe refactoring patterns to improve code structure without changing behavior. Use when cleaning up code, reducing technical debt, or improving maintainability.

by proffesor-for-testing

Scans for security vulnerabilities including XSS, SQL injection, CSRF, and auth flaws using OWASP Top 10 methodology. Use when conducting SAST/DAST scans, auditing authentication flows, testing authorization rules, or implementing security test automation.

by proffesor-for-testing

Evidence-based investigative code review using deductive reasoning to determine what actually happened versus what was claimed. Use when verifying implementation claims, investigating bugs, validating fixes, or conducting root cause analysis. Elementary approach to finding truth through systematic observation.

by proffesor-for-testing

Move testing activities earlier in the development lifecycle to catch defects when they're cheapest to fix. Use when implementing TDD, CI/CD, or early quality practices.

by proffesor-for-testing

Testing in production with feature flags, canary deployments, synthetic monitoring, and chaos engineering. Use when implementing production observability or progressive delivery.

by proffesor-for-testing

Apply Edward de Bono's Six Thinking Hats methodology to software testing for comprehensive quality analysis. Use when designing test strategies, conducting test retrospectives, analyzing test failures, evaluating testing approaches, or facilitating testing discussions. Each hat provides a distinct testing perspective: facts (White), risks (Black), benefits (Yellow), creativity (Green), emotions (Red), and process (Blue).

by proffesor-for-testing

Apply London (mock-based) and Chicago (state-based) TDD schools. Use when practicing test-driven development or choosing testing style for your context.

by proffesor-for-testing

Write clear, engaging technical content from real experience. Use when writing blog posts, documentation, tutorials, or technical articles.

by proffesor-for-testing

Strategic test data generation, management, and privacy compliance. Use when creating test data, handling PII, ensuring GDPR/CCPA compliance, or scaling data generation for realistic testing scenarios.

by proffesor-for-testing

Advanced test reporting, quality dashboards, predictive analytics, trend analysis, and executive reporting for QE metrics. Use when communicating quality status, tracking trends, or making data-driven decisions.

by proffesor-for-testing

AI-powered testability assessment using 10 principles of intrinsic testability with Playwright and optional Vibium integration. Evaluates web applications against Observability, Controllability, Algorithmic Simplicity, Transparency, Stability, Explainability, Unbugginess, Smallness, Decomposability, and Similarity. Use when assessing software testability, evaluating test readiness, identifying testability improvements, or generating testability reports.

by axone-protocol

Guide for writing tests and achieving high code coverage for CosmWasm contracts. Use when creating unit tests, integration tests, or analyzing coverage reports.

by proffesor-for-testing

Advanced visual regression testing with pixel-perfect comparison, AI-powered diff analysis, responsive design validation, and cross-browser visual consistency. Use when detecting UI regressions, validating designs, or ensuring visual consistency.

by proffesor-for-testing

Apply XP practices including pair programming, ensemble programming, continuous integration, and sustainable pace. Use when implementing agile development practices, improving team collaboration, or adopting technical excellence practices.

by athola

Interactive selector and router for architecture paradigms. Use when

by athola

Detect codebase bloat via progressive analysis: dead code, duplication, complexity, and doc bloat

by athola

detailed development workflow with modular patterns for git, code review, testing, documentation, and deployment

by athola

Triggers: architecture review, FPF, functional programming framework, systems architectureArchitecture review using FPF (Functional Programming Framework) methodology.Evaluates codebases through functional, practical, and foundation perspectives.Use when: conducting architecture reviews, evaluating system designDO NOT use when: simple code reviews, bug fixes, documentation updates

by athola

Generate Makefiles with testing, linting, formatting, and automation targets for new projects.

by athola

Surface expert frameworks and methodologies. Use when: creating or evaluating skills, hooks, or agents.

by athola

Systematic methodology to reduce skill file size through externalization,consolidation, and progressive loading patterns.Triggers: large skill, skill optimization, skill size, 300 lines, inline code,skill refactoring, skill context reduction, skill modularizationUse when: skills exceed 300 lines, multiple code blocks (10+) with similarfunctionality, heavy Python inline with markdown, functions >20 lines embeddedDO NOT use when: skill is under 300 lines and well-organized.DO NOT use when: creating new skills - use modular-skills instead.Consult this skill when skills-eval shows "Large skill file" warnings.

by athola

Configure pre-commit hooks for linting, type checking, formatting, and testing to enforce quality gates on every commit.

by athola

Guide project ideation through Socratic questioning to generate actionable project briefs with alternative comparisons.

by athola

Execute implementation plans with progress tracking, checkpoint validation, and quality gates.

by athola

Transform specifications into dependency-ordered implementation plans with phased tasks and parallel work identification.

by athola

Transform project briefs into testable specifications with user stories, acceptance criteria, and measurable outcomes.