AI skills and agents for developers

.NET Agent Skills

dotnet · Skill

The .NET team’s plugin marketplace of agent skills for C# and .NET: builds, tests, upgrades, Blazor, MAUI, EF Core and diagnostics. You install the plugins you…

Recursive Decomposition Skill

massimodeluisa · Skill

Massimo De Luisa’s skill for long-context jobs, even ones that fit the window. Claude sizes the input, searches before it reads, hands each batch to a sub-agen…

Varlock Skill

wrsmith108 · Skill

William Smith’s one-file skill that teaches Claude Code to work with .env secrets without reading them. Claude checks a key with Varlock, which masks the value…

Hugging Face Skills

huggingface · Skill

Hugging Face’s skills for AI and machine learning work on the Hub. One command line skill gets you started, and twenty-four more cover training, evaluation, da…

Trail of Bits Skills

trailofbits · Skill

Trail of Bits’ marketplace of more than forty plugins for AI-assisted security work in Claude Code and Codex, from code audit and bug triage to fuzzing, smart…

Neon Agent Skills

neondatabase · Skill

Neon’s seven agent skills for building on Lakebase Postgres: connections, branching, login, file storage, long-running functions, an AI gateway and live querie…

ibelick UI Skills

ibelick · Skill

Julien Thibeaut’s CLI and MCP server that hand Claude the right UI skill on demand, plus nine skills of his own. They cover a quick UI cleanup, accessibility,…

CloudAI-X Three.js Skills

CloudAI-X · Skill

CloudAI-X’s thirteen Claude Code skills for three.js r186: scenes, shaders, loaders, React Three Fiber, post-processing, performance and glTF compression, each…

Supabase Agent Skills

supabase · Skill

Supabase’s own agent skills: one for any Supabase task, one for Postgres best practices from queries and indexes to connections and row level security. They in…

Kubai Icons

kubai087 · Skill

Draws UI icons in one consistent style from a feature list or a codebase, with hover motion or as static SVG. A skill for Claude, made for developers and desig…

visant-skills-public

pedrojaques99 · Skill

Gives Claude Code skills for deciding interface, motion and copy, auditing a screen for generic AI design before a pull request, and cutting video. For front-e…

Code Animation Prompts

XiaoyeCodes · Skill

A library of 341 style prompts for making code-built animations, plus a skill for Claude Code and Codex that picks a style and plans the shots. For creators ma…

reanimate

NiazMorshed2007 · Skill

Records an animation from a live site, screen recording, mp4, gif or Lottie file, rebuilds it in your code and compares the copy with the original until they m…

stack-diagram

caru-ini · Skill

Turns a one-sentence description of your tech stack into an architecture diagram with official logos, saved as PNGs and one HTML file. For developers who use C…

pixelfx

patch-gg · Skill

Gives games 244 pixel art effects such as fire, explosions, magic and weather, each a small code file, with sprite sheet export for any engine and a Claude Cod…

gstack

garrytan · Skill

A collection of task-oriented agents that simulate an engineering team, including roles like CEO, Designer, and QA, to help build and ship software via Claude…

Claude Code Game Studios

Donchitos · Skill

A set of AI agents, skills, and configuration rules that provides a structured hierarchy for game development within Claude Code. It supports common engines an…

Agent Skills

addyosmani · Skill

Addy Osmani’s open-source set of engineering skills for AI coding agents. Each skill is a Markdown workflow with steps, checks and exit criteria. The setup not…

Skills For Real Engineers

mattpocock · Skill

Matt Pocock’s free, MIT licensed agent skills for everyday engineering: interview-style planning, specs and tickets, test-first building, code review and bug d…

pstack

michael-denyer · Skill

Michael Denyer’s port of Lauren Tan’s pstack skill stack to Claude Code, Codex, Pi, GitHub Copilot, Muse and other agents. Tell its poteto-mode skill your goal…