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A Skills-driven software development methodology covering discovery, planning, implementation, and verification.

A collection of 25 installable Agent Skills maintained by Matt Pocock for real software engineering, including discovery, specification, TDD, debugging, code review, domain modeling, tickets, and handoffs.

A complete meta-framework for multi-agent orchestration, memory, MCP, and adaptive workflows.

Provides coding agents with current library documentation and version-aware code examples.

A multi-harness plugin marketplace combining specialized agents, Skills, and workflows.

Frontend, React, deployment, and web design Skills published by Vercel Labs.

OpenAI's curated Skills catalog for Codex, including research, deployment, document, and development tools.

Convert technical books, PDFs, document folders, and source collections into structured Agent Skills that Codex, Claude Code, GitHub Copilot CLI, and Amp can load on demand.

Google's official Agent Skills catalog provides selectively installable guidance, references, scripts, and plugin entry points for Google Cloud, Ads, Analytics, and developer platforms.

A professional collection of Skills and plugins for security research, code auditing, and vulnerability analysis.

OpenAI's self-hosted client for connecting private or localhost MCP servers to ChatGPT, Codex, the Responses API, and AgentKit through Secure MCP Tunnel without exposing the MCP listener to the public internet.

An engineering workflow pack combining agents, skills, hooks, commands, and rules for planning, implementation, testing, security, and continuous learning.

A library of specialist agent personas organized by role and task, with conversion and installation scripts for Codex and other coding agents.

A cross-platform desktop configuration manager for switching providers, MCP servers, prompts, and skills across Claude Code, Codex, Gemini CLI, and other tools.

Ponytail gives Codex, Claude Code, OpenCode, and other coding agents a minimal-implementation ruleset, six companion Skills, and lifecycle hooks. It prioritizes existing code, standard libraries, and native platform features without removing security, validation, error handling, or accessibility safeguards.

UI/UX Pro Max is an installable design-intelligence Skill for Codex, Claude Code, Cursor, and other AI coding assistants. It uses locally searchable data to generate product design systems and provide style, color, typography, interaction, accessibility, and implementation guidance across 22 stacks.

An Agent Skill that turns code, documentation, SQL, configuration, PDFs, and media into a queryable knowledge graph, using deterministic local AST extraction for code and provenance labels for relationships.

A suite of 24 engineering skills and eight lifecycle commands for AI coding agents, covering specification, planning, implementation, testing, review, and shipping.

last30days is an Agent Skill that researches recent discussion across Reddit, Hacker News, GitHub, Polymarket, X, YouTube, and other sources, then organizes the last 30 days by engagement signals.

An MCP server that connects agents to Chrome DevTools for page debugging, performance analysis, network inspection, and browser automation.

Obsidian Skills teaches AI assistants the file formats used for notes, wikilinks and visual canvases. Existing Obsidian users can start with file-based skills through manual copying, without programming. Command-line control and web extraction are separate optional capabilities.

A large community Skill catalog and local discovery toolkit with a CLI, MCP server, plugins, and Workbench.

HeyGen's open-source video framework and Agent Skills suite for authoring, previewing, and rendering deterministic MP4 videos from HTML, CSS, media, and seekable animation.

Diagram Design is a technical-diagram skill for Codex, Claude Code, Pi, and other agent hosts. It creates self-contained HTML with inline SVG and redraws draw.io, Mermaid, and Excalidraw sources.

More than 160 agent skills for scientific work, spanning research databases, analysis tools, and scientific writing workflows.

A discovery catalog of more than a thousand agent skills organized by source and use case, covering official teams and community projects.

A skill that keeps plans, progress, and findings in persistent files so agents lose less context during long tasks and can recover after interruptions.

Claude Skills is a cross-platform collection of hundreds of skills, agents, commands, and scripts spanning engineering, product, marketing, research, compliance, finance, and daily productivity.

Browser Use's conversational video editing Skill for cutting pauses, filler, and retakes, adding subtitles and color treatment, and reviewing rendered cuts from transcripts and on-demand timeline views.

Hindsight memory integration for DeepSeek Harness, Codex, and Claude Code, using hooks and MCP to retain and retrieve project context.

Google's open-source database MCP server and custom-tool framework connects many databases to MCP clients while letting operators constrain agent actions through prebuilt or parameterized tools.

AI Berkshire packages value-investing research into 20 callable Skills for company research, earnings review, industry screening, portfolio review, and data validation, with separate install paths for Claude Code and Codex.

img2threejs lets Claude Code, Codex, or OpenCode rebuild an object or character reference as animation-ready procedural Three.js code through staged specs, renders, and review gates.

Loop Engineering provides reusable prompt patterns, scaffolds, and CLI tools for running budgeted, human-gated repository loops such as daily triage, PR babysitting, and CI cleanup with Codex, Claude Code, Grok, and OpenCode.

Hugging Face Skills is the official Agent Skills repository for using hf-cli and task-specific skills to search models, manage datasets and Spaces, evaluate models, and plan training workflows.

An AWS Labs MCP server that lets agents search, read, and retrieve recommendations from official AWS documentation.

video-shotcraft is a product-video production Skill for Claude Code and Codex, with 152 shot recipe cards, 209 motion previews, Remotion implementations, the Ink Press template, and sound-design assets.

An MCP server and standalone CLI that give coding agents access to Xcode builds, tests, simulators, devices, debugging, and UI automation.

Peter Yang's writing Skill identifies and edits more than 20 named AI-slop patterns while requiring minimal changes and preservation of the writer's vocabulary, cadence, humor, and imperfections.

Exa MCP Server adds web search and public-page fetching to AI assistants. Its hosted endpoint can be connected through compatible remote-MCP clients without running a server. Anonymous use is rate-limited, while higher limits and research tools have separate authentication and cost boundaries.

IP as Logo is an open-format Agent Skill that proposes three character directions, waits for approval, and then generates six independent square candidates. It uses bold silhouettes, three semantic colors, lower-corner composition, and a strict detail budget to keep characters simple and recognizable.

Notion's official MCP server, using an internal integration token to let agents read and work with authorized pages and databases.

Callstack's cross-platform app automation toolkit drives mobile, TV, web, and desktop apps through a stdio MCP server, CLI, and typed TypeScript API while collecting screenshots, logs, network, and performance evidence.

Agent Skills maintained by the Remotion team for creating React video projects, authoring compositions, previewing, rendering, captions, map animation, Studio interactivity, and upgrades.

A local plugin for Claude Code or Codex that assigns optional model providers to research, design, implementation, and review roles, then surfaces disagreement and consensus without dispatching external providers by default.

Bytebase’s open-source database MCP server connects six database engines and exposes object discovery and SQL execution over stdio or HTTP.

A Codex Marketplace video editing plugin maintained by Chengfeng. Six task-facing Skills orchestrate talking-head cuts, subtitles, visuals, export, safe bug reports, and trusted update checks through a managed runtime.

Supabase's official MCP server, connecting agents to project configuration, databases, and developer tools through hosted OAuth or a local endpoint.

sepia handles structural and stylistic AI-writing patterns by text type: fiction gets narrative repair before polishing, professional documents receive venue rules, and users choose drafting, diagnosis, minimal edits, or full rewriting.

SRT Whiteboard Animation parses subtitles, plans scenes, coordinates line art and semantic regions, then renders continuous ink-and-color whiteboard animation to MP4.

Azure DevOps MCP Server lets MCP-capable agents read and operate on Azure DevOps projects, work items, repositories, pipelines, test plans, wikis, and Advanced Security data.

A Timescale-maintained PostgreSQL agent extension combining local best-practice skills with hosted MCP documentation search for PostgreSQL, TimescaleDB, and PostGIS.

Awesome Seedance collects source-traced Seedance 2.5/2.0 video prompts, 25 copy-ready templates, cross-model retest records, and 59 installable Skills to help creators turn a shot intent into a structured video prompt.

MongoDB's official MCP server for inspecting schemas, running queries, and assisting with database operations, including a read-only mode.

A HashiCorp-maintained collection of 20 Agent Skills covering Terraform configuration, provider development and testing, policy, plus Packer workflows for AWS, Azure, Windows images, and HCP Registry.

A local workflow plugin that connects durable specs, isolated implementation, cross-model review, evidence receipts, pull requests, and landing across Claude Code, Codex, Cursor, Droid, Grok Build, and OpenCode.

Turns WeChat and Xiaohongshu articles into 3:4 vertical cover prompts through three rounds of questions about style, source material, and visual details.

Yingzao is an Agent Skill for Claude Code, Codex, and other hosts that support Skills and image-generation tools. It inspects real photos and factual boundaries, then combines a dominant reference, Chinese display-type design, and a sparse layout guide in one integrated image edit, with an optional 3×3 video storyboard after user approval.

MapStage is an open-source Skill for coding agents with a browser-based tuner for map and globe projections, satellite imagery, hypsometric relief, hillshade, 3D terrain, region isolation, and JSON preset export.

LiveCanvas is an open-source Skill for Codex, Claude Code, and other AI coding assistants. It researches and checks source material, builds a Remotion animation with a designed cover, scenes, images, emoji, timelines, or charts, and can package Apple Live Photo resources on a supported macOS environment.

OJO Design Skills gives coding agents two UI/UX routes: proven systems for utility products and distinct directions for brand-led experiences, followed by design tokens, component states, and motion specifications.

DA Motion Sticker Skill turns one character reference and nine reactions into nine separate transparent animated GIFs, with 36 styles, Codex key-pose and external AI-video routes, local keying, validation, and ZIP packaging.