with one click
Claude-Harness
Claude-Harness contains 32 collected skills from junDevCodes, with repository-level occupation coverage and site-owned skill detail pages.
Skills in this repository
Git ๋ธ๋์น ์ ๋ตยท์ปค๋ฐ ์ปจ๋ฒค์ ยท๋จธ์ง ์ ์ฑ ๊ฐ์ด๋๋ผ์ธ. Conventional Commits, GitFlow vs Trunk-based vs Feature Branch ์ ํ ๊ธฐ์ค, ๋ธ๋์น ๋ค์ด๋ฐ ๊ท์น(Jira ์ด์ ํค ์ฐ๊ณ), ๋ฆฌ๋ฒ ์ด์ค vs ๋จธ์ง vs squash ์ ๋ต, destructive ์์ ์์ ๊ฐ์ด๋(force-push/reset/branch ์ญ์ ). git ์์ด์ ํธ(git-workflow-expert)๊ฐ ์คํ ์ ์ฐธ์กฐํ๋ SSOT.
Atlassian Jira (Cloud) ์ํฌํ๋ก์ฐ ๊ฐ์ด๋๋ผ์ธ โ Epic/Task ์์ฑ, ์ํ ์ ์ด, ๋ธ๋์น ์์ฑ ์ปจ๋ฒค์ ๊ฒ์ฆ, ์์ ์ฌ์ ์น์ธ ์ ์ฑ . ๋ชจ๋ write/update/delete ์์ ์ ์์ ์ ์ ํ ์ฌ์ฉ์ ๋ช ์ OK ๋๊ธฐ. ํ๋ก์ ํธ๋ณ ์ปค์คํฐ๋ง์ด์ง(PROJECT_KEY / ASSIGNEE / COMPONENT / customfield) ๊ฐ์ด๋ ํฌํจ. Jira CLI/MCP/REST 4-tier fallback ์ค๊ณ.
Create, edit, read .docx Word documents with formatting (TOC, headings, page numbers, letterheads, tables). Also for tracked changes, find-and-replace, image insertion, or converting content to polished Word format. Triggers: 'Word doc', '.docx', 'report', 'memo', 'letter', 'template'. Do NOT use for PDFs, spreadsheets, or Google Docs.
C99 embedded firmware โ HAL Ops Table pattern, FreeRTOS static tasks/queues/semaphores, ISR-safe ring buffer, no-malloc policy, Unity test with mock drivers, CMake HOST/STM32 dual-build. For writing drivers (GPIO/UART/SPI/I2C), HAL abstraction, RTOS tasks, or MCU firmware (STM32/ESP32).
PDF ํ์ผ ์์ โ ์์ฑ/ํธ์ง/๋ณํฉ/๋ถํ /ํ์ /์ํฐ๋งํฌ/์ํธํ/ํผ ์ฑ์ฐ๊ธฐ/์ด๋ฏธ์ง ์ถ์ถ/OCR. .pdf ํ์ผ ์ธ๊ธ ๋๋ PDF ์ฐ์ถ๋ฌผ ์์ฒญ ์ ์ฌ์ฉ.
Create, modify, and manage Claude Code skills. Covers SKILL.md YAML frontmatter, skill-rules.json trigger patterns (keywords/intent/path/content), enforcement levels (block/suggest/warn), hook mechanisms (UserPromptSubmit/PreToolUse), session tracking, and 500-line rule with resources/ progressive disclosure.
Spring Boot 3 + Java 21 ๋ฐฑ์๋ โ ControllerโServiceโRepository ๊ณ์ธต, JPA Entity(Lombok+@PrePersist), Spring Security JWT Filter(jjwt 0.12.x + Refresh Rotation), GlobalExceptionHandler, ApiResponse<T>, @Transactional(readOnly), @PreAuthorize ๋ฉ์๋ ์ธ๊ฐ.
๋ฐ์ดํฐ ๋ถ์(EDA) ๊ฐ์ด๋๋ผ์ธ. pandas/polars/numpy๋ก ํ์์ ๋ถ์, ๊ฒฐ์ธกยท์ด์์น ์ฒ๋ฆฌ, ๊ธฐ์ ํต๊ณ, ๋ถํฌยท์๊ด ๋ถ์, ์๊ฐํ(matplotlib/seaborn/plotly) ํจํด. ๋ ธํธ๋ถยท์คํฌ๋ฆฝํธ ๊ธฐ๋ฐ ๋ฐ์ดํฐ ํ์๊ณผ ๋ฆฌํฌํธ ์์ฑ ์์ ์ ์ฌ์ฉ.
๋ฐ์ดํฐ ํ์ดํ๋ผ์ธ ์ค๊ณ ๊ฐ์ด๋๋ผ์ธ. Batch(ETL/ELT) vs Stream ์ ํ, ์ค์ผ์คํธ๋ ์ด์ ๋๊ตฌ(Airflow/Prefect/Dagster) ๋น๊ต, ๋ฐ์ดํฐ ํ์ง ๊ฒ์ฆ(Great Expectations), idempotencyยท์ฌ์ฒ๋ฆฌ ์ ๋ต, ์คํค๋ง ์งํ, feature store ํจํด. ๋ฐ์ดํฐ ์์งยท๋ณํยท์ ์ฌ ํ์ดํ๋ผ์ธ ์ค๊ณยท๊ตฌ์ถ ์์ ์ ์ฌ์ฉ.
ML ๋ชจ๋ธ ํ๊ฐ์งํ ๊ฒ์ฆ ๊ฐ์ด๋๋ผ์ธ. ๋ถ๋ฅ(Accuracy/Precision/Recall/F1/ROC-AUC/PR-AUC)ยทํ๊ท(MAE/RMSE/Rยฒ/MAPE)ยท์๊ณ์ด(sMAPE/MASE)ยทํด๋ฌ์คํฐ๋ง(Silhouette) ์งํ, holdout vs CV ์ ๋ต, ๋ฐ์ดํฐ ๋์ ๋ฐฉ์ง, threshold ์ต์ ํ, baseline ํ๊ท ๊ฐ์ง, ํต๊ณ์ ์ ์์ฑ ๊ฒ์ . ํ๊ฐ ์ฝ๋ ์์ฑยท์งํ ๊ฒ์ฆยท๋ชจ๋ธ ๋น๊ต ์์ ์ ์ฌ์ฉ.
AI/ML ๋ชจ๋ธ ํ์ตยท๊ตฌ์ถ ๊ฐ์ด๋๋ผ์ธ. scikit-learn / LightGBM / PyTorch ๋จ๊ณ๋ณ ์ ํ, MLflow ์คํ ์ถ์ , Optuna ํ์ดํผํ๋ผ๋ฏธํฐ ํ๋, ๊ต์ฐจ๊ฒ์ฆ, ์ฌํ์ฑ(seed/requirements), ํด๋์ค ๋ถ๊ท ํ ์ฒ๋ฆฌ. ๋ชจ๋ธ ํ์ต ์ฝ๋ ์์ฑ, ์คํ ๊ด๋ฆฌ, ๋ชจ๋ธ ์๋น ์ค๋น ์์ ์ ์ฌ์ฉ.
React 19 + Vite + TypeScript + PWA (Progressive Web App) ํ๋ก ํธ์๋ ๊ฐ์ด๋๋ผ์ธ. Vite ๋น๋ ์ค์ , vite-plugin-pwa๋ก manifest/service worker ๊ตฌ์ฑ, ์คํ๋ผ์ธ ์บ์ฑ ์ ๋ต, WebSocket ํด๋ผ์ด์ธํธ, App Router ์๋ React Router v6 ๋ผ์ฐํ , Capacitor ๋ณํ ํจํด. Next.js App Router๋ฅผ ์ฌ์ฉํ์ง ์๋ React SPA/PWA ์์ ์ ์ฌ์ฉ.
Three.js + React Three Fiber (R3F) ๊ธฐ๋ฐ ์ค์๊ฐ 3D ์๊ฐํ ๊ฐ์ด๋๋ผ์ธ. Scene/Camera/Renderer ๋ผ์ดํ์ฌ์ดํด, useFrame ํ ์ผ๋ก 60FPS ๋ฃจํ, instancedMesh๋ก ๋๋ ๊ฐ์ฒด ๋ ๋๋ง, frustum culling/LOD ์ฑ๋ฅ ์ต์ ํ, Raycaster ์ธํฐ๋์ , WebSocket ์ค์๊ฐ ๋ฐ์ดํฐ ๋ฐ์ธ๋ฉ(ํํธ๋งตยท๋ง์ปคยทํฌ์ธํธํด๋ผ์ฐ๋). 3D ๋์๋ณด๋, WebGL ์๊ฐํ, ์ค์๊ฐ ๋ฐ์ดํฐ ๋ ๋๋ง ์์ ์ ์ฌ์ฉ.
Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having Anthropic's look-and-feel. Use it when brand colors or style guidelines, visual formatting, or company design standards apply.
Add Sentry v8 error tracking and performance monitoring to your project services. Use this skill when adding error handling, creating new controllers, instrumenting cron jobs, or tracking database performance. ALL ERRORS MUST BE CAPTURED TO SENTRY - no exceptions.
FastAPI backend development guidelines for Python async applications. Domain-Driven Design with FastAPI routers, SQLModel/SQLAlchemy ORM, repository pattern, service layer, async/await patterns, Pydantic validation, and error handling. Use when creating APIs, routes, services, repositories, or working with backend code.
Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, artifacts, posters, or applications (examples include websites, landing pages, dashboards, React components, HTML/CSS layouts, or when styling/beautifying any web UI). Generates creative, polished code and UI design that avoids generic AI aesthetics.
Generate Mermaid diagrams from user requirements. Supports flowcharts, sequence diagrams, class diagrams, ER diagrams, Gantt charts, and 18 more diagram types.
Next.js 15 + React 19 + TypeScript ํ๋ก ํธ์๋ ๊ฐ๋ฐ ๊ฐ์ด๋๋ผ์ธ. App Router, Server/Client Component ๋ถ๋ฆฌ, JWT ์ด๋ฉ์ผ ์ธ์ฆ(AuthProvider), api ํด๋ผ์ด์ธํธ(401 ์๋ ๊ฐฑ์ ), Hydration ๋ณดํธ ํจํด, Middleware ๋ผ์ฐํธ ๋ณดํธ, shadcn/ui + Tailwind CSS. ์ปดํฌ๋ํธ/ํ์ด์ง/API ๋ผ์ฐํธ/๋ฐ์ดํฐ ํ์นญ/์ธ์ฆ ์์ ์ ์ฌ์ฉ.
PPT brand guidelines for VRL presentations. Use when creating slides, decks, or any presentation materials. Provides color palette, logo usage, and minimal design principles.
Presentation creation, editing, and analysis. When Claude needs to work with presentations (.pptx files) for: (1) Creating new presentations, (2) Modifying or editing content, (3) Working with layouts, (4) Adding comments or speaker notes, or any other presentation tasks
Comprehensive pytest testing guide for FastAPI backends. Covers unit testing, integration testing, async patterns, mocking, fixtures, coverage, and FastAPI-specific testing with TestClient. Use when writing or updating test code for backend services, repositories, or API routes.
React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Triggers on tasks involving React components, Next.js pages, data fetching, bundle optimization, or performance improvements.
Review UI code for Web Interface Guidelines compliance. Use when asked to "review my UI", "check accessibility", "audit design", "review UX", or "check my site against best practices".
AWS ์ธํ๋ผ ๋ฐ ์๋น์ค ํ์ฉ ๊ฐ์ด๋๋ผ์ธ. S3 presigned URL(POST/GET/PUT) ํจํด, ECS Fargate ๋ฐฐํฌ, ECR ์ด๋ฏธ์ง ๊ด๋ฆฌ, IAM ์ต์ ๊ถํ ์์น, CloudWatch ๋ก๊น , GitHub Actions CI/CD ํ์ดํ๋ผ์ธ. AWS ๋ฆฌ์์ค ๊ตฌ์ฑ, ๋ฐฐํฌ ์๋ํ, ์คํ ๋ฆฌ์ง ์ฐ๋ ์์ ์ ์ฌ์ฉ.
ํฌ๋ก์ค ์คํ ๋ฐ์ดํฐ๋ฒ ์ด์ค ์ค๊ณ ๊ฐ์ด๋๋ผ์ธ. ERD ์ค๊ณ ์์น, ์ ๊ทํ(1NF~3NF+BCNF), ์ธ๋ฑ์ค ์ ๋ต(๋ณตํฉ/์ปค๋ฒ๋ง/๋ถ๋ถ), ์ฝ๊ธฐ/์ฐ๊ธฐ ๋ถ๋ฆฌ ํจํด, ๋ง์ด๊ทธ๋ ์ด์ ๊ด๋ฆฌ, ํธ๋์ญ์ ๊ฒฉ๋ฆฌ ์์ค, ์ปค๋ฅ์ ํ๋ง. ์คํค๋ง ์ค๊ณ, ์ฟผ๋ฆฌ ์ต์ ํ, DB ์ํคํ ์ฒ ์์ ์ ์ฌ์ฉ.
Django 5 + DRF + SimpleJWT ๋ฐฑ์๋ ๊ฐ๋ฐ ๊ฐ์ด๋๋ผ์ธ. AbstractBaseUser ์ปค์คํ ์ ์ ๋ชจ๋ธ, DRF ModelViewSet/APIView, SimpleJWT ์ธ์ฆ(access+refresh+blacklist), settings/ ํ๊ฒฝ ๋ถ๋ฆฌ, ์ปค์คํ ์์ธ ํธ๋ค๋ฌ ํจํด.
ํฌ๋ก์ค ์คํ Docker ์ปจํ ์ด๋ํ ๊ฐ์ด๋๋ผ์ธ. ๋ฉํฐ ์คํ ์ด์ง ๋น๋(Python/Node/Java), non-root ์คํ, ๋ ์ด์ด ์บ์ ์ต์ ํ, docker-compose ์๋น์ค ๊ตฌ์ฑ, health check, .dockerignore ํจํด. Dockerfile ๋ฐ docker-compose.yaml ์์ฑ ์ ์ฌ์ฉ.
C++17 embedded systems development guidelines. Pure virtual HAL interface abstraction, RAII resource management, lightweight handwritten Mock strategy without Google Mock macros, Google Test with CMake FetchContent, dependency injection, enum class type safety, noexcept patterns. Use when writing firmware, embedded drivers, HAL abstraction layers, MCU code, platform portability, unit testing embedded C++ code, or working with IGpio/IUart/ISpi/II2c interfaces.
Express.js + TypeScript ๋ฐฑ์๋ ๊ฐ๋ฐ ๊ฐ์ด๋๋ผ์ธ. DDD ๊ตฌ์กฐ(RouterโServiceโRepository), Prisma ORM, JWT Refresh Token Rotation, AppError ๊ณ์ธต, Zod ๊ฒ์ฆ, S3 presigned URL ํจํด. Express ๋ผ์ฐํฐ, ์๋น์ค, ๋ ํฌ์งํ ๋ฆฌ, ๋ฏธ๋ค์จ์ด, DTO ์์ฑ ์ ์ฌ์ฉ.
NestJS 10 + TypeScript + Prisma 5 ๋ฐฑ์๋ ๊ฐ๋ฐ ๊ฐ์ด๋๋ผ์ธ. Guard+Passport JWT ์ด์ค ์ ๋ต, @CurrentUser() ๋ฐ์ฝ๋ ์ดํฐ, ControllerโServiceโRepository ๊ณ์ธต, TransformInterceptor ๊ธ๋ก๋ฒ ์๋ต ๋ํ, HttpExceptionFilter ์์ธ ์ฒ๋ฆฌ, Refresh Token Rotation ํจํด. NestJS ๋ชจ๋, ์ปจํธ๋กค๋ฌ, ์๋น์ค, ๋ ํฌ์งํ ๋ฆฌ, Guard, DTO ์์ฑ ์ ์ฌ์ฉ.
React Native (Expo SDK 52) ๊ฐ๋ฐ ๊ฐ์ด๋๋ผ์ธ. Expo Router v4 ํ์ผ ๊ธฐ๋ฐ ๋ผ์ฐํ , Zustand ์ธ์ฆ ์ํ ๊ด๋ฆฌ, Axios 401 ์๋ ๊ฐฑ์ ์ธํฐ์ ํฐ, SecureStore ํ ํฐ ๊ด๋ฆฌ, selector ํ ํจํด. React Native ํ๋ฉด/์ปดํฌ๋ํธ/์ธ์ฆ/๋ค๋น๊ฒ์ด์ ์์ ์ ์ฌ์ฉ.