Skills

A collection of 255+ universal agentic skills for AI coding assistants including Claude Code, Gemini CLI, Codex CLI, Antigravity IDE, GitHub Copilot, and Cursor.

Expert knowledge skill for Flutter Riverpod state management following 2025 best practices, covering code generation with riverpod_generator, AsyncNotifierProvider patterns, repository architecture, and performance optimization.

A skill for implementing agent modes in PostHog, where modes manage agent context and inject tools, prompts, and behaviors for specific products, use cases, or areas like Product Analytics and SQL.

Expert guidelines for implementing performant Lottie animations on the web. Covers the dotLottie format (up to 90% smaller than JSON), React and vanilla JavaScript implementations, animation playback control, lazy loading with IntersectionObserver, and performance optimization.

Data profiling agent skills for deep-dive table analysis including metadata inspection, column-level statistics, and data quality assessment using SQL queries.

An agent skill that guides Swift architecture design and implementation, providing playbooks and review checklists for MVVM, MVI, TCA, Clean Architecture, VIPER, and Reactive patterns in SwiftUI/UIKit projects.

Build and query multi-language source-code graphs for security analysis — covers blast radius, taint propagation, privilege boundaries, and entry-point enumeration. Supports 16 languages including Solidity, Cairo, Circom, Rust, Go, Python, C/C++, TypeScript.

A Firebase agent skill that helps AI coding agents set up and configure Firebase in Xcode projects for iOS and macOS development, following the Agent Skills format.

Provides expert guidelines and performance-optimized techniques for creating smooth, hardware-accelerated animations in React using the Motion library.

A generative engine optimization skill from Marketing Skills, a collection of AI-powered marketing skills for content creation, SEO, social media, and campaign management.

Compares Trailmark code graphs at two source snapshots (commits, tags, or directories) and surfaces security-relevant structural changes — new attack paths, blast radius growth, taint propagation shifts, and privilege boundary changes that text diffs miss. Designed for pre-release audits and differential security review over a range of commits.

Guides Hono web framework routing implementation and patterns, from a collection of 87 production-ready skills for Cloudflare, React, and AI integrations.

Secures Mapbox access tokens by implementing granular scope management, URL restrictions, and token rotation strategies across different environments.

Generates SR&ED (Scientific Research and Experimental Development) work summaries for Sentry employees, part of the Sentry agent skills collection.

Traces downstream data dependencies to reveal potential impacts and risks when modifying tables or data pipelines.

Run a quick `trailmark analyze --summary` pass on a codebase — returns language detection, entry-point counts, and dependency graph shape for fast structural orientation before deeper analysis.

AI-powered app icon generation skill for React Native and Expo developers, supporting iOS 26 Liquid Glass effects, Android adaptive icons, multiple design styles, and automatic app.json configuration.

Official Sentry agent skills for employees, providing code review guidelines, commit conventions, PR creation/iteration workflows, bug finding, Claude settings auditing, and CI integration following the Agent Skills open format.

A Claude Code plugin marketplace featuring the Compound Engineering Plugin, providing tools that make each unit of engineering work easier than the last.

A Claude Code plugin marketplace featuring the Compound Engineering Plugin, providing tools that make each unit of engineering work easier than the last.

A Claude Code plugin marketplace featuring the Compound Engineering Plugin, providing tools that make each unit of engineering work easier than the last.

Lists and inspects the file structure and contents of npm packages for the Vercel AI SDK, helping developers understand package composition.

Helps create AI agent skills grounded in proven methodologies from domain experts, ensuring new skills incorporate established frameworks and best practices.

A website structure skill from Marketing Skills, a collection of AI-powered marketing skills for content creation, SEO, social media, and campaign management.

Extract protocol message flow from source code, RFCs, papers, pseudocode, informal prose, or ProVerif/Tamarin models and produce Mermaid sequenceDiagrams with cryptographic annotations — TLS, Noise, Signal, X3DH, Double Ratchet, FROST, DH, ECDH.

A collection of 112 reusable agent skills for AI coding assistants, providing specialized knowledge and workflows organized by category.

from phuryn/pm-skills

Runs full trailmark structural analysis with all four pre-analysis passes — blast radius, taint propagation, privilege boundaries, and complexity hotspots — for detailed audit prioritization data. Meant for when vivisect Phase 1 needs cross-referenced structural context, not quick summaries.

Full-pipeline WeChat Official Account publishing skill (WeWrite) covering hotspot scraping (Weibo/Toutiao/Baidu), SEO keyword analysis, topic selection, framework-based writing, AI cover/inline image generation (Doubao/OpenAI), formatting, and one-shot publishing to the WeChat draft box.

Graph-informed triage for mutation testing and necessist runs — combines survived mutants and unnecessary test statements with Trailmark call graph data to separate false positives, missing unit test targets, and fuzzing targets. Supports mutation frameworks including circomvent and cairo-mutants.