Sandbox
100 repos · Skills · Any agent · DocsClear
cathrynlavery/
diagram-design

38 editorial diagram types for Claude Code, Codex, and Pi. Self-contained HTML + SVG. No shadows. No Mermaid slop.

38k
Nanako0129/
sepia

De-AI writing skill for any Agent Skills-compatible agent (77+ via the Skills CLI), with native plugins for Claude Code, Codex, Grok Build, and Antigravity. Narrative-architecture repair for fiction, venue-matched rules for professional prose. Based on StoryScope (arXiv:2604.03136).

2.5k

Agent skill that removes signs of AI-generated writing from text

46k
Devesh-Shirsath/
spotkit

Spotkit — a Claude Code skill that turns a feature description into minimal, abstract SVG product illustrations that all belong to one design system.

56
wuyoscar/
GPT-Image2-Skill

GPT Image 2/2.5 prompt gallery, image prompt library, agentic skill, and CLI for OpenAI image generation/editing

5.3k
OpenSenseNova/
SenseNova-Skills

Modular SenseNova skills for building AI-powered office assistants and productivity workflows

5.5k
petergyang/
human-review

A visual tool to edit HTML and Markdown files, leave comments like a Google Doc, and send feedback to your AI agent. Works inside your favorite AI harness.

1.2k

File your Indian income tax return (ITR) from your terminal. Deterministic tax engine, both regimes, AY 2026-27. Claude Code / Codex / Gemini skill.

859

Skill that audits and rewrites content to remove AI writing patterns. Use it with your favorite agents including Claude Code, OpenClaw, Codex, and Hermes.

4.3k

Battle-tested agent skills mapping the footguns of Kotlin, Compose Multiplatform and the desktop JVM — mined from a production music app, not from documentation.

217
heyman333/
agent-notion-template-docs

Make your AI agent write documents like Notion — Claude Code skill that locks document structure & Notion visual style

83
dripips/
plain-prose

Agent skill that removes AI writing patterns from English, Russian and German prose. Merges stop-slop and avoid-ai-writing, adds a zero-dependency checker.

44
supabase/
agent-skills

Agent Skills to help developers using AI agents with Supabase

2.6k
JimLiu/
baocut

Open-source Agent Skill that drives the BaoCut macOS app CLI (transcribe · subtitle · translate · cut) from Claude Code, Codex, and other agents

491
sparklabx/
drawio-ai-kit

Teach your AI to draw correct, beautiful draw.io diagrams — declarative layout engine, ground-truth stencils, structural validator, vision self-check. AWS · Azure · GCP · Databricks · BPMN. Zero dependencies.

640
YurunChen/
repo-docs-skills

Living project docs for coding agents: keep guides, progress logs, change maps, and handoff context updated as your repo evolves.

464

Turn a repository into a slide deck that tells you when it stops matching the code

49

The OKF toolkit for Claude Code — author, maintain, validate & visualize Open Knowledge Format bundles. Plugin, agent skills, and a GitHub Action.

380
kostja94/
marketing-skills

Agent Skills for Marketing — SEO, Social, Influencer & More. 160+ open-source skills for SEO, content, 40+ page types, paid ads, channels, and strategies. Add project context; get tailored, production-ready output. Cursor, Claude Code, OpenClaw — no lock-in.

963
RKiding/
Awesome-finance-skills

A collection of Awesome Finance Agent Skills for free and easy to start | 一系列开源免费的金融分析Agent Skills

3k
millwright-labs/
minto-pyramid-skill

Agent Skill: make Claude write in Barbara Minto's Pyramid Principle - answer first, grouped reasons, evidence under each.

70
tigerless-labs/
design-harness

Feed your agent papers and half-formed ideas — it links them into a system design you can defend. Markdown keeps the record; a visual canvas makes it readable. An Agent Skill for Claude Code & any SKILL.md-compatible agent.

217