Sandbox
483 repos for codex · SkillsClear
ohmiler/
gridgeist

Gridgeist turns product intent into a rigorous visual system—without the generic AI SaaS aftertaste.

115
mfarzanansari/
prompt-polish

Agent skill that rewrites rough prompts into polished, model-specific prompts — grounded in the official Anthropic prompting guides

42
SimpleEve/
development-skills

Reusable agent skills for end-to-end software delivery, from requirements and implementation to review, testing, and release.

34
MisterBrookT/
skill2

Skills for your skills. Create, test, audit, package, and visualize Agent Skill libraries—locally.

33

Taste-Skill - gives your AI good taste. stops the AI from generating boring, generic slop

86k
cxuu/
golang-skills

AI Agent Skills for idiomatic, production-ready Go code, distilled from Google, Uber, Community

158
boringmarketer/
kimi-first

Claude Code skill: Kimi types, Claude thinks & verifies — route implementation work-orders to the Kimi Code CLI (k3). A port of @steipete's codex-first (github.com/steipete/agent-scripts). By @boringmarketer · boringmarketing.com

46

817 structured cybersecurity skills for AI agents · Mapped to 6 frameworks: MITRE ATT&CK, NIST CSF 2.0, MITRE ATLAS, D3FEND, NIST AI RMF & MITRE F3 (Fight Fraud) · agentskills.io standard · Works with Claude Code, GitHub Copilot, Codex CLI, Cursor, Gemini CLI & 20+ platforms · 29 security domains · Apache 2.0

33k

239 evaluated academic Claude/agent skills across 17 research domains (bioinformatics, data science, clinical, social-science methods, Turkish academia & more). Executable eval per skill, deterministic citation verifier, research→write→review→publish pipeline, and a skill-finder front door. Claude Code, Cursor, Codex, Gemini CLI & Copilot.

66
K-Dense-AI/
scientific-agent-skills

Turn any AI agent into an AI Scientist. The #1 Agent Skills library for science, used by 190,000+ scientists worldwide. 165 ready-to-use validated skills plus 100+ scientific databases covering biology, chemistry, medicine, and drug discovery. Compatible with Cursor, Claude Code, Codex, Pi, Antigravity, and the open Agent Skills standard.

44k

Installable agent skills for browser automation, local knowledge, skill management, external CLI workflows, and session handoffs.

63

Claude Code skills for journalism, media, and academia - verification, FOIA, data journalism, academic writing, and more

391
evilmartians/
agent-skills

Production-grade Agent Skills from Evil Martians — drop-in expertise for your AI coding agent

40
jiemianduan/
poster-style-transfer

An open Agent Skill for extracting poster design systems and transferring them to original poster concepts.

37
libnyx/
LT2MD

AI-agent skill producing reusable Markdown from PDFs. It turns flowcharts, diagrams, and charts into text beside each caption instead of empty links. It checks an earlier conversion against the PDF and fixes misread or missing parts. Long PDFs run in small saved batches with an independent review pass, each paragraph tagged with its page.

114

Guard skills for coding agents, quality gates that catch AI-generated failure modes in code, tests, and docs

1.2k
haddock-development/
claude-reflect-system

Continual Learning & Self-improving skills system for Claude Code - learn from corrections, never repeat mistakes

376

Design engineering system for AI coding agents — ship UI with craft-level quality. Install as an agent skill.

323

🧑‍🎨 A collection of agentic skills that works

209
Yusuke710/
manim-skill

SKILL.md for creating animations with Manim. Coding Agent autonomously plans scenes, writes Manim code, renders videos, and refines based on feedback.

151
sanky369/
vibe-building-skills

Open-source agent skills library for building SaaS, marketing systems, creative assets, and frontend design workflows

30
yogsoth-ai/
de-anthropocentric-research-engine

900+ pure-markdown skills for autonomous AI research, organized as 9 freely-composable packages over a 4-layer hierarchy (Campaign → Strategy → Tactic → SOP). Non-linear orchestration with backtracking, 6 MCP integrations. The AI is the researcher — you set the direction.

456