Skills

A comprehensive collection of agent skills for web quality optimization based on Google Lighthouse guidelines, Core Web Vitals, WCAG 2.1 accessibility, and modern SEO best practices.

A Docker specialization skill from the Antigravity Awesome Skills collection, providing AI coding assistants with deep Docker containerization expertise across Claude Code, Gemini CLI, Cursor, and more.

A Vercel Labs agent skill that guides developers through Next.js version upgrades using official migration documentation, invokable via the /next-upgrade slash command as part of the next-skills suite.

Concept deconstruction skill from the dbskill business toolkit that applies Wittgensteinian philosophical analysis to break down vague concepts into precise, actionable definitions. Part of a 19-skill suite distilled from over 12,000 tweets for business diagnosis.

Official Angular skill that generates Angular code and provides architectural guidance for components, services, reactivity (signals), forms, routing, SSR, accessibility, and testing.

A collection of agent skills for Flutter development, covering accessibility audits, integration tests, widget tests, responsive layouts, architecture best practices, and more.

Reference guide for building Expo native modules and views with the Expo Modules API across Swift (iOS), Kotlin (Android), and TypeScript. Covers the module definition DSL (Function/AsyncFunction/Property/Events), native views, shared objects, lifecycle hooks, config plugins, and autolinking.

Nuwa (女娲) — a Claude Code skill that distills any named person (Jobs, Musk, Munger, Feynman, Naval, etc.) into a reusable cognitive-framework skill via six-way parallel research, extracting how they talk, think, judge, what they refuse, and where their limits lie.

Comprehensively reviews SwiftUI code for correctness, modern API usage, and best practices including accessibility, performance, and navigation. Checks against detailed reference guides for iOS 26 and Swift 6.2+, reporting only genuine issues with before/after code fixes.

Generates, configures, and manages Nx workspace structures, dependencies, and project-level configurations through AI-assisted commands and intelligent workspace manipulation.

An execution and productivity diagnosis skill from the dbskill toolkit based on the Adler framework, designed to help when you know what to do but cannot bring yourself to act.

Build sandboxed applications for secure code execution on Cloudflare Workers, covering Sandbox SDK lifecycle, commands, files, code interpreter, and preview URLs for AI code execution and CI/CD systems.

Run web search and content extraction through Tavily (Search Assistant, Extract) and Exa (Search, Answer, Extract) via the inference.sh CLI for research, RAG, and fact-checking workflows.

Implements component-level tests using WidgetTester to verify Flutter UI rendering and user interactions like tapping, scrolling, and text entry, ensuring widgets display correct data and respond to events as expected.

Execute arbitrary Python 3.10 code in a sandboxed inference.sh environment pre-loaded with NumPy, Pandas, Matplotlib, Playwright, MoviePy, Pillow, OpenCV, trimesh, and 100+ other libraries.

Render MP4 video from React/Remotion TSX component code via the inference.sh CLI with configurable resolution, FPS, duration, and codec — supports `useCurrentFrame`, `spring`, `interpolate`, `Sequence`, etc.

Automate Twitter/X through the inference.sh CLI — post tweets with media, like, retweet, delete, send DMs, follow users, and fetch posts/profiles via ready-made `x/*` apps.

Playwright-backed browser automation for AI agents via inference.sh, using an `@e` ref system to open pages, click, fill forms, screenshot, record video, and re-snapshot between navigations.

Configures Flutter Driver for app interaction and converts MCP actions into permanent integration tests using the integration_test package, enabling automated user flow testing.

Configures MaterialApp.router with go_router for advanced URL-based navigation in Flutter, enabling deep linking and browser history support for web and mobile apps.

from halt-catch-fire/skills

from halt-catch-fire/skills

Comprehensive agent skill with 40 production rules across 10 categories for NestJS development, covering architecture, dependency injection, security, performance, testing, and more with priority-based enforcement.

Creates Flutter model classes with fromJson and toJson methods using dart:convert for manually mapping JSON keys to class properties, ideal for simple data structures.

A translation skill offering three modes — quick (direct), normal (analysis-informed), and refined (publication-quality with review and polish) — supporting any language pair with options for audience, style, and custom glossary.

A collection of Claude Code skills for content generation including Xiaohongshu infographics, slide decks, comics, cover images, and social media publishing to X and WeChat.

Adds flutter_localizations and intl dependencies, enables code generation in pubspec.yaml, and creates an l10n.yaml configuration file to initialize localization support for a new Flutter project.

Adds interactive widget previews to a Flutter project using the previews.dart system, enabling consistent design verification and interactive testing when creating new UI components or updating existing screens.

A Claude Code skill for PostgreSQL table design covering schema architecture, indexing strategies, constraints, normalization, and performance optimization within the wshobson/agents ecosystem.

Uses the Flutter http package to execute GET, POST, PUT, or DELETE requests for fetching data from or sending data to REST APIs.