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Development Claude Skills

8 673 development skills from 759 authors. They write and change code. Half of them fit into 1 830 tokens or less — that is what one costs your context window when the agent loads it. 1 213 ship runnable scripts rather than instructions alone. 42 of them cannot work without an MCP server, most often rube. We also found 1 239 copies of these same skills sitting in other people's repositories — counted once here, not 1 239 times.

8 673 unique 759 authors 10 updated this month 1 368 from vendors

1 830
tokens, median
what a typical one costs in context
1 213
ship scripts
code that runs, not instructions alone
42
need a server
most often rube
1 239
copies elsewhere
counted once here, not once per repository

8 305–8 352 of 8 673

page 174 of 181
Comic JSON Compiler
by wanshuiyin

Phase-1 (S9, the FINAL comic-author step) — assemble the LOCKED storyboard + locked per-panel blueprints into ONE schema-valid `comic.json` (the comic-ir/1.0 contract boundary handed to comic-director / run_comic.py). Project the page_order + each panel's condition{} + render fields into `pages[]` + keyed `panels{}` per schemas/comic.schema.json; author ONLY authored fields and leave image_path/active_attempt_id/wiki_node_id EMPTY for the engine. THE step where page-count integrity is reconciled and the orphan-panel class of bug is caught (a panel defined in panels{} that no page references — ship that and the finale silently vanishes) — caught by an INLINE whole-comic reconcile this skill runs (page_refs vs panels{} keys vs the storyboard page_order), because the deterministic scripts are per-page and the schema leaves condition/content_svg OPTIONAL. Gated by comic-cross-layer-gate --gate compile (the DETERMINISTIC gate: both run_comic.py --dry-run AND cli/validate_wiki.py must exit 0). Use when the user says '编译 comic.json', 'compile the comic', 'assemble comic.json', '出 comic.json', or the storyboard + all blueprints are locked and you need the single IR to hand to Phase 2/3. Do NOT use to author the page order (that is comic-storyboard-creator) or to bake panels (that is comic-director).

11k tokens
Comic Panel Prompt Builder
by wanshuiyin

Phase-1 step of comic-author — the DETERMINISTIC compiler (搬运工原則) that turns ONE gate-approved panel_spec + its status:locked blueprint into the EXACT fixed-section bake string for the spiral engine via the shipped scripts/build_prompt.py (+ the canonical scripts/_validate.py vetoes). No Codex call in the happy path; it only emits, the engine bakes. Composes style_prefix + condition_string, injects the active failure_mode repair note on retry, and hard-REJECTS banned vocab (camera/lens/lighting/quality padding). Routes html_bubbles[] to the JSON viewer overlay, NEVER into the bake string (no baked bubbles unless the panel is text_mode:baked). Refuses unless the upstream blueprint is status==locked (the cross-layer gate's hand-off token) and every ref is a REAL locked asset path. Use when a panel_spec is locked and you need its prompt_bundle, just before comic-director's panel_gate.

7.5k tokens scripts
Golang Backend
by mujez

Expert Go backend engineer skill. Use when writing Go services, APIs, microservices, CLI tools, or libraries. Covers architecture, concurrency, testing, database patterns, gRPC, REST APIs, error handling, and Go best practices.

1.8k tokens
Frontend React
by mujez

Experienced frontend React developer skill. Use when building React components, pages, or applications, implementing state management, data fetching, styling, testing, or reviewing React/TypeScript/Next.js code. Activates for any frontend development task involving React.

1.4k tokens
Find Bugs
by roman01la

Find bugs, security vulnerabilities, and code quality issues in local branch changes. Use when asked to review changes, find bugs, security review, or audit code on the current branch.

707 tokens
Code Simplifier
by roman01la

Simplifies and refines code for clarity, consistency, and maintainability while preserving all functionality. Use when asked to "simplify code", "clean up code", "refactor for clarity", "improve readability", or review recently modified code for elegance. Focuses on project-specific best practices.

990 tokens
Programming Swift
by kylehughes

Provides the complete content of 'The Swift Programming Language (6.4 beta)' book by Apple. Use this skill when you need to verify Swift syntax, look up language features, understand concurrency, resolve compiler errors, or consult the formal language reference.

1.7k tokens
Skill Forge
by motiful

Validate, fix, and publish skills as GitHub repos. Structures workflow skills for execution fidelity. Registers skills across platforms via symlinks and guides first-use onboarding. Use when the user says "create a skill", "forge a skill", "review this skill repo", "audit this skill", "audit all my skills", "audit this project", "clean up my skills", "check my skill", "publish this skill", "push this to GitHub", "structure my workflow skill", "extract a skill from this folder", "turn my prototype into a skill", or points to a project directory with mixed skills and rules, or to an engineering folder where a skill was being prototyped. Forge: triage → discover → classify → validate → fix → local ready. Workshop input → triage extracts skill before audit. Nothing found → onboard user, scaffold, then same pipeline. Publish to GitHub when requested (Step 4).

7.2k tokens scripts
Figure
by richard-kim-79

> Generates complete, runnable visualization code for research figures. Produces matplotlib/seaborn Python scripts for quantitative data and Mermaid diagrams for conceptual relationships, workflows, and taxonomies. Use when the user asks for charts, graphs, visualizations, figures, or diagrams. Produces code only — does not render images directly.

740 tokens
Context7
by netresearch

Use when looking up library documentation, API references, framework patterns, or code examples for ANY library (React, Next.js, Vue, Django, Laravel, etc.) and the Context7 MCP server is unavailable or not configured. Fetches the same current docs directly via the Context7 REST API as a fallback. Triggers on: how to use library, API docs, framework pattern, import usage, library example.

788 tokens scripts
Gestor Autonomos
by alexdcd

> Gestoría y contabilidad para autónomos en España. Usar cuando el usuario necesite calcular IVA trimestral (modelo 303), calcular pagos fraccionados de IRPF (modelo 130), gestionar libro de ingresos y gastos, verificar facturas emitidas o recibidas, calcular retenciones, preparar declaraciones trimestrales, estimar impuestos a pagar, procesar ingresos de Stripe o Substack (separando pagos UE con IVA vs pagos internacionales exentos, convirtiendo monedas a euros), o cualquier consulta sobre fiscalidad o contabilidad de autónomos en España. Este skill garantiza cálculos matemáticamente precisos usando scripts de Python y aplica la normativa fiscal española vigente.

2.2k tokens scripts
Repo First Defense
by alexdcd

Auditoría defensiva para repositorios AI-native. Usar SIEMPRE que el usuario quiera revisar un repo antes de lanzar, mergear, actualizar dependencias, migrar package manager, configurar un agente IA, MCP, Claude/Cursor/Codex/OpenClaw, o cuando mencione supply chain, prompt injection, secretos, GitHub Actions, npm/pnpm, paquetes maliciosos, scripts peligrosos, o riesgos de seguridad en repos con IA. Activar también si el usuario dice "revisa el repo", "está seguro esto", "antes de producción", "audita el PR" o cualquier variación.

2.2k tokens
Github Agentic Workflows
by webmaxru

Authors, reviews, installs, and debugs GitHub Agentic Workflows in repositories, including workflow markdown, frontmatter, gh aw compile and run flows, safe outputs, security guardrails, and operational patterns. Use when creating or maintaining GH-AW automation. Don't use for standard deterministic GitHub Actions YAML, generic CI pipelines, or non-GitHub automation systems.

2.8k tokens scripts
Prompt API
by webmaxru

Implements and debugs browser Prompt API integrations in JavaScript or TypeScript web apps. Use when adding LanguageModel availability checks, session creation, prompt or promptStreaming flows, structured output, download progress UX, or iframe permission-policy handling. Don't use for server-side LLM SDKs, REST AI APIs, or non-browser providers.

1.5k tokens scripts
Proofreader API
by webmaxru

Implements and debugs browser Proofreader API integrations in JavaScript or TypeScript web apps. Use when adding Proofreader availability checks, monitored model downloads, proofread flows, correction metadata handling, or permissions-policy checks for built-in proofreading. Don't use for generic prompt engineering, server-side LLM SDKs, or cloud AI services.

1.7k tokens scripts
Translator API
by webmaxru

Implements and debugs browser Translator API integrations in JavaScript or TypeScript web apps. Use when adding Translator support checks, language-pair availability flows, model download UX, session creation, translate() or translateStreaming() calls, input-usage measurement, or permissions-policy handling for on-device translation. Don't use for server-side translation SDKs, cloud translation services, or generic multilingual content pipelines.

1.9k tokens scripts
Agent Skill Deploy
by webmaxru

> Deploys agent skill collections from any GitHub repository with a /skills folder VS Code plugin marketplace, and Copilot CLI plugin marketplace. Handles pre-flight validation, conventional commit analysis, version bumping across surface configs, and surface-specific publishing with dry-run support. Use when releasing, publishing, or deploying a skills collection to any supported marketplace or creating a GitHub release for a skills repository. Don't use for deploying non-skill packages, npm modules, Docker images, or Azure resources.

3.6k tokens scripts
Agent Package Manager
by webmaxru

Installs, configures, audits, and operates Agent Package Manager (APM) in repositories. Use when initializing apm.yml, installing or updating packages, validating manifests, managing lockfiles, compiling agent context, browsing MCP servers, setting up runtimes, or packaging resolved context for CI and team distribution. Don't use for writing a single skill by hand, generic package managers like npm or pip, or non-APM agent configuration systems.

1.7k tokens
Language Detector API
by webmaxru

Implements and debugs browser Language Detector API integrations in JavaScript or TypeScript web apps. Use when adding LanguageDetector support checks, availability and model download flows, session creation, detect() calls, input-usage measurement, permissions-policy handling, or compatibility fallbacks for built-in language detection. Don't use for server-side language detection SDKs, cloud translation services, or generic NLP pipelines.

1.7k tokens scripts
Writing Assistance Apis
by webmaxru

Implements and debugs browser Summarizer, Writer, and Rewriter integrations in JavaScript or TypeScript web apps. Use when adding availability checks, model download UX, session creation, summarize or write or rewrite flows, streaming output, abort handling, or permissions-policy constraints for built-in writing assistance APIs. Don't use for generic prompt engineering, server-side LLM SDKs, or cloud AI services.

1.6k tokens scripts
Webmcp
by webmaxru

Implements and debugs browser WebMCP integrations in JavaScript or TypeScript web apps. Use when exposing imperative tools through document.modelContext (with a navigator.modelContext fallback), annotating HTML forms for declarative tools, handling agent-invoked form flows, or validating WebMCP behavior in the current Chrome preview. Don't use for server-side MCP servers, REST tool backends, or non-browser providers.

2.1k tokens scripts
API Doc Integration Risk Review
by allinherog-star

风险审阅助手适合technical、管理者、software、API文档在用户提出“这里有什么风险”这类问题,需要快速拆解目标、判断重点并形成可执行结果时使用,帮助基于输入材料生成摘要、诊断结论、行动建议和可复用交付物。

1.3k tokens scripts zh
Software Dev Cost Dashboard
by allinherog-star

软件成本评估看板适合管理、技术、软件、通用在用户想估算软件项目开发成本时使用,帮助基于输入材料生成外部 Web 应用入口、`https://soft.ai-skills.ai` 内的软件成本评估流程。

689 tokens scripts zh
N8n CLI Operations
by ubie-oss

Build and operation support for n8n-cli. Guides remote status checks, imports, dry-runs, apply, and linter execution. Auto-build recommended for new sessions.

6k tokens
Async Expert
by martinholovsky

Expert in asynchronous programming patterns across languages (Python asyncio, JavaScript/TypeScript promises, C# async/await, Rust futures). Use for concurrent programming, event loops, async patterns, error handling, backpressure, cancellation, and performance optimization in async systems.

4.7k tokens
Cloud API Integration
by martinholovsky

Expert skill for integrating cloud AI APIs (Claude, GPT-4, Gemini). Covers secure API key management, prompt injection prevention, rate limiting, cost optimization, and protection against data exfiltration attacks.

3.6k tokens
Fastapi Expert
by martinholovsky

Expert FastAPI developer specializing in production-ready async REST APIs with Pydantic v2, SQLAlchemy 2.0, OAuth2/JWT authentication, and comprehensive security. Deep expertise in dependency injection, background tasks, async database operations, input validation, and OWASP security best practices. Use when building high-performance Python web APIs, implementing authentication systems, or securing API endpoints.

8.9k tokens
Javascript Expert
by martinholovsky

Expert JavaScript developer specializing in modern ES6+ features, async patterns, Node.js, and browser APIs. Use when building JavaScript applications, optimizing performance, handling async operations, or implementing secure JavaScript code.

7.6k tokens
Python
by martinholovsky

Backend services development with Python emphasizing security, performance, and maintainability for JARVIS AI Assistant

3.9k tokens
Rust
by martinholovsky

Systems programming expertise for Tauri desktop application backend development with memory safety and performance optimization

3.8k tokens
Typescript Expert
by martinholovsky

Expert TypeScript developer specializing in type-safe application development, advanced type systems, strict mode configuration, and modern TypeScript patterns. Use when building type-safe applications, refactoring JavaScript to TypeScript, or implementing complex type definitions.

5.2k tokens
Typescript
by martinholovsky

Type-safe development patterns for JARVIS AI Assistant

3.6k tokens
Tauri
by martinholovsky

Cross-platform desktop application framework combining Rust backend with web frontend, emphasizing security and performance

4.4k tokens
API Graphql
by dragnoir

Work with Shopify GraphQL APIs including Admin API and Storefront API. Use this skill for querying and mutating Shopify data, managing products, orders, customers, handling pagination, working with metafields, and understanding rate limits. Covers authentication, queries, mutations, and webhooks.

3.6k tokens
Headless Hydrogen
by dragnoir

Build headless Shopify storefronts with Hydrogen and Oxygen. Use this skill for creating custom React-based storefronts, using Hydrogen components, deploying to Oxygen hosting, working with the Storefront API, and building high-performance e-commerce experiences. Also covers bringing your own stack with custom frameworks.

2.9k tokens
CLI Tools
by dragnoir

Master Shopify CLI and developer tools. Use this skill for using Shopify CLI commands, theme development workflow, app development workflow, debugging with Theme Check, using the Liquid language server, and configuring development environments. Covers VS Code extension and development best practices.

2.8k tokens
Checkout Customization
by dragnoir

Customize Shopify checkout with UI extensions and functions. Use this skill for building checkout UI extensions, adding custom fields, implementing payment customizations, creating post-purchase experiences, and extending customer accounts. Covers Checkout UI Extensions API and checkout branding.

2.8k tokens
Shopify Functions
by dragnoir

Build backend logic with Shopify Functions. Use this skill for creating custom discounts, delivery customization, payment customization, cart and checkout validation, and order routing. Functions run on Shopify's infrastructure using WebAssembly. Supports Rust and JavaScript.

3.5k tokens
Agentbay Aio Skills
by agentbay-ai

用于任何「运行/执行/评估代码」的请求(如 run this code、execute script、用 Python 画图、跑代码/画图/执行脚本)。通过 AgentBay SDK 创建 code_latest 沙箱,调用 run_code 执行并返回结果。支持 Python、JavaScript、R、Java。

1.1k tokens scripts zh
Jsapi UI Kit
by baidu-maps

百度地图官方 UI 交互组件,提供地点自动补全(PlaceAutocomplete)、地点检索(PlaceSearch)、地点详情(PlaceDetail)和路径规划(RoutePlan)组件的使用参考,快速实现地图界面,大幅提升开发效率。

434 tokens zh
Bmap Jsapi Gl
by baidu-maps

百度地图 JSAPI WebGL (BMapGL)完整开发指南,覆盖地图初始化、覆盖物、图层、事件、样式、性能优化的任务,一站式开发高性能 3D 地图应用。当用户提及 BMapGL、百度地图、jsapi-gl或相关地图开发需求时自动触发。

969 tokens zh
Bmad Builder
by xmm

Skill and workflow scaffolding skill for BMAD. Use for bmad:create-skill and bmad:create-workflow to extend BMAD with domain-specific capabilities.

806 tokens scripts
Abap Cloud Migration
by likweitan

Help with migrating classic ABAP custom code to ABAP Cloud including custom code adaptation, identifying unreleased API replacements, generating wrapper classes for unreleased objects, ATC Cloud Readiness checks, handling incompatible language constructs, and step-by-step migration workflows. Use when users ask about migrating to ABAP Cloud, custom code migration, cloud readiness, unreleased API replacement, wrapper pattern, ATC cloud checks, code adaptation, classic to cloud migration, S/4HANA cloud migration, or clean core compliance. Triggers include "migrate to ABAP Cloud", "cloud readiness check", "unreleased API", "replace with released API", "custom code adaptation", "wrapper for unreleased", "ATC cloud", "clean core migration", "move to tier 1", or "ABAP Cloud compatibility".

2.8k tokens
Abapgit
by likweitan

Help with abapGit workflows including repository setup, cloning, serialization, branching strategies, transport-vs-git workflows, CI/CD integration, and .abapgit.xml configuration. Use when users ask about abapGit, git for ABAP, ABAP version control, abapGit clone, abapGit pull, abapGit push, branching strategy for ABAP, abapGit configuration, serialization, deserialization, transport vs git, gCTS, abapGit CI/CD, or managing ABAP code in git repositories. Triggers include "set up abapGit", "clone a repo", "push ABAP to git", "abapGit branching", "abapGit configuration", ".abapgit.xml", "transport vs git", or "CI/CD for ABAP".

2k tokens
Atc Cloudification
by likweitan

Configure ATC Cloud Readiness and Clean Core checks using the SAP Cloudification Repository for Released APIs. Use when users ask about ATC check variants for cloud readiness, clean core compliance, released API checks, cloudification repository setup, objectReleaseInfo JSON files, SAP Cloud ERP or SAP Cloud ERP Private API validation, or migrating custom code to ABAP Cloud. Triggers include "configure ATC cloud readiness", "set up clean core check", "cloudification repository URL", "released APIs check", or "which JSON file for my S/4HANA version".

1.3k tokens
Badi Enhancement
by likweitan

Help with BAdI (Business Add-In) development and the ABAP enhancement framework including new BAdIs, fallback classes, filter-based BAdIs, enhancement spots, enhancement implementations, key user extensibility, classic BAdIs, and the new enhancement framework. Use when users ask about BAdI, BAdIs, Business Add-In, enhancement spot, enhancement implementation, enhancement framework, BAdI filter, BAdI fallback, BAdI definition, BAdI implementation, key user extensibility, custom logic injection, enhancement point, implicit enhancement, explicit enhancement, or extending SAP standard code. Triggers include "create a BAdI", "implement a BAdI", "enhancement spot", "find a BAdI", "BAdI filter", "fallback class", "key user extensibility", "extend standard", or "enhancement framework".

2.2k tokens
Btp Abap Environment
by likweitan

Help with SAP BTP ABAP Environment setup and development including service instance creation, ADT connectivity, communication arrangements, communication scenarios, inbound/outbound services, destination configuration, identity and access management, software components, and first-project scaffolding. Use when users ask about BTP ABAP Environment, SAP BTP ABAP, Steampunk, ABAP environment service instance, ADT connection to BTP, communication arrangement, communication scenario, communication system, outbound communication, inbound communication, destination service, software component, ABAP system on BTP, or cloud ABAP development setup. Triggers include "set up BTP ABAP", "connect ADT to BTP", "communication arrangement", "communication scenario", "create service instance", "ABAP on BTP", "outbound service", or "first ABAP project on BTP".

2.2k tokens
Audit Docs
by TserenTserenov

Audit repository documentation: detect drift between code and docs, report coverage by category. Run manually or on triggered drift critical.

1.5k tokens ru