Skills

Progressive-disclosure instructions an agent loads on demand. Cheap until invoked, which is why the per-session figure on each card is usually two digits.

vasilyu1983/AI-Agents-public

Skill Codex

16 behavioral-economics primitives for ethical pricing, choice design, and retention. Use when framing, defaults, habits, dark patterns, AI-agent nudging, or nudge ethics apply.

not rated 87 14d ago A SkillSpector: warn 48 tokens original MIT

openacme-platform

5762

sandydasari/openacme

Skill Claude CodeCodex

How OpenAcme is laid out — data dir, agents, skills, MCP servers, tasks, memory, the peer-notes convention. Read this when the user asks you to manage their workforce, set up an agent, install a skill, configure an MCP server, or explain how the platform works.

not rated 86 +1 1mo ago A SkillSpector: warn 66 tokens original MIT

harness-auto-paper

5763

linzhe001/Harness-Research

Skill Codex

Build, revise, audit, or rebut a research manuscript from Harness Research evidence. Use for paper intake, related-work research, claim and citation control, section architecture, LaTeX patching, figure planning, reviewer response, or final manuscript hardening when the workspace contains Harness research artifacts.

not rated 86 1mo ago A 63 tokens

bind-cpp

5764

FranciscoThiesen/mirror_bridge

Skill Claude CodeCodex

Generate Python/Lua/JavaScript bindings for C++ classes using mirrorbridge (C++26 reflection, zero boilerplate). Use when the user asks to make C++ code callable from Python/Lua/JS, to "bind" a C++ class or library, to replace pybind11 boilerplate, or to regenerate bindings after C++ header changes.

not rated 86 3d ago A SkillSpector: warn 76 tokens original Apache-2.0

delphi-uses-graph

5765

MaxiDonkey/DelphiGenAI

Skill Claude CodeCodex

Analyzes a Delphi / Object Pascal codebase to extract unit-level uses dependencies. Use when the user uploads a zip / archive of a Delphi project, or a folder of .pas / .dpr / .dpk files, and asks for a dependency graph, architecture map, cycle detection, fan-in / fan-out coupling analysis, or wants to know how units…

not rated 86 3mo ago A 105 tokens original MIT

top-down-typescript

5766

paleo/alignfirst

Skill Claude CodeCodex

TypeScript and JavaScript coding style conventions, centered on top-down narrative ordering (caller first, helpers below) and functions over classes. Read before writing or reviewing TypeScript/JavaScript code, including code inside a spec or a plan.

not rated 86 yesterday A SkillSpector: pass 53 tokens original CC0-1.0

verify

5767

andforce/Openclaude

Skill Claude CodeCodex

verify from andforce/Openclaude.

not rated 86 +1 1mo ago A 0 tokens

llm-evaluation

5768

stefan-jansen/claude-code-toolkit

Skill Claude CodeCodex

LLM evaluation and testing patterns including prompt testing, hallucination detection, benchmark creation, and quality metrics. Use when testing LLM applications, validating prompt quality, implementing systematic evaluation, or measuring LLM performance.

not rated 86 +1 2mo ago A SkillSpector: pass 47 tokens original MIT

arkts-syntax-assistant

5769

SummerKaze/skill-arkts-syntax-assistant

Skill Claude CodeCodex

ArkTS syntax, migration, and optimization guide for HarmonyOS/OpenHarmony development. Triggers on: .ets files, ArkTS keywords, HarmonyOS/OpenHarmony context, @ohos packages. Help with syntax reference, TypeScript migration, performance optimization, compile errors, state management, component development, and…

not rated 86 +1 7mo ago A 71 tokens original MIT

promptguard

5770

mturac/promptguard

Skill Codex

Audit system prompts, agent prompts, router prompts, tool/function-call prompts, and coding-agent instructions as executable contracts. Use before writing or seeding prompts; blocks vague "fix this / write code" tasks missing ownership and verification. Works with Hermes, Claude Code, Codex, OpenCode, OpenClaw.

not rated 86 1mo ago A SkillSpector: pass 66 tokens original MIT

five-whys

5771

tkellogg/open-strix

Skill Claude CodeCodex

Structured root cause analysis for arriving at a concrete action. Use when something went wrong, a pattern keeps recurring, behavior has drifted, or you catch yourself resolving to "do better" / "remember to X" without a concrete artifact. Five-whys forces behavioral resolutions into file edits, config changes, memory…

not rated 86 +1 1mo ago A SkillSpector: warn 96 tokens original MIT

criar-skill

5772

okjpg/skill-creator

Skill Claude CodeCodex

Cria um SKILL.md completo para Claude Code a partir de qualquer workflow, sessão executada ou ideia nova. Acionar quando o usuário pedir para criar, montar, construir ou salvar uma skill — mesmo que não use a palavra "skill". Triggers: "cria uma skill", "transforma isso em skill", "quero automatizar esse processo"…

not rated 86 +1 6mo ago A 174 tokens original MIT

hookdeck/webhook-skills

Skill Claude CodeCodex

Receive and validate Azure Event Grid webhook deliveries. Use when setting up an Event Grid WebHook event handler, implementing the Microsoft.EventGrid.SubscriptionValidationEvent handshake (echo data.validationCode as validationResponse with HTTP 200), implementing the CloudEvents v1.0 HTTP OPTIONS abuse-protection…

not rated 86 +2 yesterday A SkillSpector: warn 148 tokens original MIT

b123d-modeling

5775

pzfreo/build123d-mcp

Skill Claude CodeCodex

Use this skill when asked to model, build, or modify a 3D part or assembly with build123d — from a text description, a technical drawing (image or PDF), dimensions in a spec, or an existing STEP/STL file.

not rated 86 +3 changed 12d ago A SkillSpector: pass 0 tokens original Apache-2.0

xjli360/sealeap-amazon-ad-skills

Skill Codex

A playbook for planning advertising on Amazon US for clothing products, using an ASIN lifecycle. An ASIN is Amazon's product identifier; the lifecycle describes whether a product is new, growing, mature, declining, or seasonal.

not rated 86 changed 8d ago A SkillSpector: pass 167 tokens original MIT

artifact-design

5777

Zfinix/aster

Skill Claude CodeCodex

Designing and building any user-facing surface: a web page, landing page, dashboard, report, HTML document, email, or a component inside an existing app. Use when asked to build, style, redesign, or beautify UI, when writing HTML/CSS or a React/Vue/Svelte component that a person will look at, and when a generated page…

not rated 86 +8 yesterday A 0 tokens original Apache-2.0

user-defined-command

5778

googlicius/obsidian-steward

Skill Claude CodeCodex

Create and edit Steward user-defined commands (UDCs). Use when the user wants to create, modify, or troubleshoot custom command workflows defined as YAML in the Steward/Commands folder.

not rated 85 +1 2mo ago A SkillSpector: warn 40 tokens original MIT

mcp-builder

5779

duongthinh03/portfolio

Skill Claude CodeCodex

Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).

not rated 85 2mo ago A 61 tokens

scitex

5780

scitex-ai/scitex-python

Skill Claude Code

Skill "scitex" from scitex-ai/scitex-python, covering scitex — umbrella package, mechanics, sub-skills index, quick reference and mandatory leaves.

not rated 85 8d ago A 155 tokens AGPL-3.0

skeeper

5781

compozy/skeeper

Skill Claude CodeCodex

Explains how to use skeeper to keep spec artifacts (SPEC.md, ADRs, RFCs, plan/PRD/TechSpec markdown, custom globs) next to the code they describe without polluting main-repo history. Covers strict hooks, the tracked skeeper.lock file, namespaces, Git-like status/pull/push/sync/restore workflows, track/untrack, repair…

not rated 85 3mo ago A 158 tokens copy · 100% MIT

auto-optimize

5782

gilbertwuu/Auto-Optimize

Skill Claude CodeCodex

Host-agnostic Agent Skill: double-layer workflow for AI-assisted delivery—requirement specification, multi-prompt outer loop, on-disk inner iterations, phase gates, optional byte-level verify. For any IDE, CLI, or Skill-capable tool (e.g. OpenClaw). Read program.md and docs/verifiability.md before editing delivery…

not rated 85 5mo ago A 78 tokens original MIT

naver-search-mcp

5783

isnow890/naver-search-mcp

Skill Claude CodeCodex

Use for Korean web search, Naver News, Blog, Cafe, Image, Knowledge iN, Encyclopedia, Local search, and Naver DataLab search-trend and shopping-insight analysis through the published npm MCP server.

not rated 85 +1 6d ago A SkillSpector: warn 51 tokens original MIT

test-generator

5784

AIDotNet/MoYuCode

Skill Claude CodeCodex

A test-writing assistant that creates automated checks for code, including unit, integration, and end-to-end tests. It supports common test tools such as Jest, Vitest, pytest, and xUnit.

not rated 85 7mo ago A 37 tokens original MIT

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: