Skills

from iart-ai/data-animation-skills

A free, open-source financial skill from the Open Accountant collection of 44 AI agent skills. Compatible with Claude Code, Cursor, Codex, Gemini CLI, GitHub Copilot, and other AI coding agents that support SKILL.md files.

A startup-focused skill from a collection of 50 founder task automations that helps draft and review privacy policies, part of a broader set covering fundraising, sales, product, recruiting, legal, and growth tasks for bootstrapping founders and small teams.

Part of the Brand Build Skills library by RampStack, a 99-skill collection for Claude covering the full lifecycle of building, launching, and growing a brand and website, including SEO, design, content, dev, ops, and growth.

Skill for orchestrating background jobs using Pueue task manager, enabling parallel execution, dependency chains, and job queue management from Claude Code.

Provides Claude with laboratory automation capabilities using PyLabRobot, enabling programmatic control of liquid handling robots, plate readers, and other lab equipment for automated experimental workflows.

Enables Claude to perform materials science analysis using Pymatgen, supporting crystal structure manipulation, phase diagram computation, electronic structure analysis, and materials property prediction.

Provides AI agents with a skill for using pyOpenMS for mass spectrometry data processing, including LC-MS/MS spectral processing, peptide identification, spectral matching, and protein quantification workflows.

Processes and analyzes genomic sequencing data by interfacing with SAM/BAM/CRAM bioinformatics file formats using Python's pysam library.

A python backend expert skill from Agent Studio, providing specialized development patterns and best practices for AI-assisted coding workflows.

Python SDK skill from the inference.sh collection, providing async support and streaming for building AI applications with 250+ models via the inference.sh CLI.

Teaches principles for writing quality full-stack TypeScript, covering branded types, discriminated unions, end-to-end type safety, real tests over mocks, OpenTelemetry, and choosing the right abstractions.

A complete, opinionated library of 99 Claude Code skills covering the full lifecycle of building, launching, running, and growing a brand and website, from content creation and analytics to SEO optimization.

Provisions and manages AWS RDS databases with automated backups, scaling, and high availability across multiple database engines.

from lilmgenius/paperthin

A curated collection of 105 hand-written agent skills enriched against official documentation for Claude Code, Cursor, Gemini CLI, and 27+ other agents, covering React patterns and more.

A React testing patterns skill from AI1 Skills, a portfolio of 17 Agent Skills covering the full SDLC for Python (FastAPI) and React/TypeScript projects.

A repository that captures decision-making heuristics, mental models, and design intuitions of legendary engineers, encoded for AI agent reasoning across languages (C++, Rust, Go, Python, JavaScript) and paradigms.

Sends transactional emails and manages contacts and domains via the Resend API.

A curated plugins and skills collection for Claude Code enhancing development workflows with issue resolution capabilities, specialized agents, and automation tools.

An AI coding agent skill that turns game ideas into fully playable browser games with pixel art, procedural audio, and automated QA. Supports deployment to the web and monetization through Play.fun.

The largest open-source cybersecurity skills library for AI agents, containing 754 structured skills across 26 security domains with mappings to five major frameworks including MITRE ATT&CK and NIST.

Drop-in security recipes that embed Snyk vulnerability scanning directly into AI coding assistants like Cursor, Claude Code, and GitHub Copilot. Provides auto-scanning of AI-generated code at creation time, package enforcement guardrails, and guided remediation commands for a "Secure at Inception" workflow.

A library of 99 stack-agnostic Claude Skills covering the full lifecycle of building, launching, and growing a brand and website, spanning brand, design, content, SEO, dev, ops, and growth categories with an Ahrefs MCP-powered SEO audit suite.

JSON:API serialization specialist skill for designing serializer configurations with ts-jsonapi including attribute definitions, relationship mapping, and shared client-server packages

from dotnet/skills

Provides Claude with discrete-event simulation capabilities using SimPy, enabling process modeling, resource allocation optimization, and queuing system analysis for engineering and operations research.

A Sinch skill for monitoring email deliverability via Mailgun Optimize (formerly InboxReady). Provides inbox placement testing with seed lists, IP/domain blocklist monitoring, spam trap tracking, email health scoring, DMARC reporting, and Google Postmaster/Microsoft SNDS integration.

A skill for verifying phone numbers through the Sinch Verification API, supporting SMS OTP, Flashcall (missed call CLI), Phone Call (spoken OTP), Data (carrier-level seamless verification), and WhatsApp OTP methods. Used for registration, two-factor authentication, and number ownership confirmation.

Manages the installation, version tracking, and update checking of skills for Claude Code, Codex, and OpenClaw, supporting both local paths (symlinks) and GitHub repositories with automatic target directory detection.