Codex agent skills

Best Codex skills for agent workflows

Ranked OpenAgentSkill shortlist for Codex workflows: repo inspection, code review, testing, web data collection, research, and safe install handoffs.

Codex users building coding agents and developer automation workflows. Ranked from the OpenAgentSkill index using quality, trust, freshness, adoption, and install readiness.

Codex skillsCodex
30
Ranked
1.5M
Stars
77
Top trust
—
Agent proven

Search intent

Find Codex-ready skills for coding agents, repository analysis, code review, tests, web data workflows, and install handoffs.

These pages are generated from real registry records. The list below is not a generic article; every row links to a skill profile with install, trust, audit, and risk fields.

#1

Agent Skills

92 fitTrust 77Excellent 100Agent Proven —Audit 85 · Safe to try

Production-grade engineering skills and quality gates for AI coding agents.

Excellent quality, 62K stars, and a 100 use-case fit score.

Best suited scenario

Inspect source files

62K starsJun 1, 2026 pushStrong shortlistNeeds first agent runClaude CodeCursor
$ npx skills add addyosmani/agent-skills
#2

David Ondrej Skills

89 fitTrust 79Excellent 100Agent Proven —Audit 88 · Safe to try

Official Agent Skills for coding agents, research, workflow orchestration, docs, ops, and skill authoring.

Excellent quality, 968 stars, and a 100 use-case fit score.

Best suited scenario

Inspect source files

968 starsJul 5, 2026 pushStrong shortlistNeeds first agent runCodexClaude Code
$ npx skills add davidondrej/skills
#3

GitHub

47 fitTrust 78Excellent 100Agent Proven —Audit 86 · Safe to try

Repository analysis, pull request review, issue triage, and release workflow automation.

Excellent quality, 18K stars, and a 33 use-case fit score.

Best suited scenario

Inspect source files

18K starsJun 1, 2026 pushStrong shortlistNeeds first agent runCodexCursor
$ npx skills add github/docs
#4

Webapp Testing

45 fitTrust 88Excellent 100Agent Proven —Audit 91 · Safe to try

Use Playwright to interact with and test local web applications, capture screenshots, debug UI behavior, and inspect browser logs.

Excellent quality, 163K stars, and a 26 use-case fit score.

Best suited scenario

Navigate pages

163K starsJul 17, 2026 pushProduction candidateNeeds first agent runClaude CodeCodex
$ npx skills add anthropics/skills --skill webapp-testing
#5

Vercel React Best Practices

43 fitTrust 93Excellent 100Agent Proven —Audit 94 · Safe to try

React and Next.js performance guidance for writing, reviewing, and refactoring production UI code.

Excellent quality, 29K stars, and a 25 use-case fit score.

Best suited scenario

Inspect source files

29K starsJul 20, 2026 pushProduction candidateNeeds first agent runCodexClaude Code
$ npx skills add vercel-labs/agent-skills --skill vercel-react-best-practices
#6

Web Design Guidelines

41 fitTrust 90Excellent 100Agent Proven —Audit 92 · Safe to try

Review UI code for web interface guidelines, UX quality, accessibility, and interaction design best practices.

Excellent quality, 29K stars, and a 22 use-case fit score.

Best suited scenario

Inspect source files

29K starsJul 20, 2026 pushProduction candidateNeeds first agent runCodexClaude Code
$ npx skills add vercel-labs/agent-skills --skill web-design-guidelines
#7

Playwright Browser Skill

41 fitTrust 85Excellent 100Agent Proven —Audit 89 · Safe to try

Automate a real browser from the terminal for navigation, form filling, snapshots, screenshots, extraction, and UI-flow debugging.

Excellent quality, 24K stars, and a 21 use-case fit score.

Best suited scenario

Navigate pages

24K starsJul 14, 2026 pushStrong shortlistNeeds first agent runCodexClaude Code
$ npx skills add openai/skills --skill playwright
#8

Frontend Design

41 fitTrust 90Excellent 100Agent Proven —Audit 92 · Safe to try

Guidance for distinctive, intentional UI design, typography, visual direction, and non-template-like product interfaces.

Excellent quality, 163K stars, and a 20 use-case fit score.

Best suited scenario

Inspect source files

163K starsJul 17, 2026 pushProduction candidateNeeds first agent runClaude CodeCodex
$ npx skills add anthropics/skills --skill frontend-design
#9

Canvas Design

41 fitTrust 89Excellent 100Agent Proven —Audit 91 · Safe to try

Create original visual art, posters, PNG assets, and PDF documents through a clear design philosophy.

Excellent quality, 163K stars, and a 20 use-case fit score.

Best suited scenario

Inspect visual requirements

163K starsJul 17, 2026 pushProduction candidateNeeds first agent runClaude CodeCodex
$ npx skills add anthropics/skills --skill canvas-design
#10

Anthropic Brand Guidelines

41 fitTrust 90Excellent 100Agent Proven —Audit 92 · Safe to try

Apply Anthropic official brand colors, typography, and visual standards to appropriate Anthropic-related artifacts.

Excellent quality, 163K stars, and a 19 use-case fit score.

Best suited scenario

Inspect source files

163K starsJul 17, 2026 pushProduction candidateNeeds first agent runClaude CodeCodex
$ npx skills add anthropics/skills --skill brand-guidelines
#11

Taste Skill: Anti-Slop Frontend

40 fitTrust 93Excellent 100Agent Proven —Audit 94 · Safe to try

Design and implementation guidance for distinctive landing pages, portfolios, product demos, and purposeful redesigns.

Excellent quality, 66K stars, and a 19 use-case fit score.

Best suited scenario

Inspect source files

66K starsJul 20, 2026 pushProduction candidateNeeds first agent runCodexClaude Code
$ npx skills add Leonxlnx/taste-skill --skill design-taste-frontend
#12

Equity Research Earnings Analysis

40 fitTrust 83Excellent 100Agent Proven —Audit 90 · Needs review

Create a structured post-earnings equity research update with key metrics, estimate changes, charts, and thesis review.

Excellent quality, 34K stars, and a 20 use-case fit score.

Best suited scenario

Inspect source files

34K starsAug 4, 2026 pushStrong shortlistNeeds first agent runClaude CodeCodex
$ npx -y skills add anthropics/financial-services --skill earnings-analysis
#13

Portfolio Monitoring

40 fitTrust 83Excellent 100Agent Proven —Audit 89 · Needs review

Review portfolio-company financial packages, flag variance to plan, and prepare monitored KPI summaries.

Excellent quality, 34K stars, and a 20 use-case fit score.

Best suited scenario

Inspect source files

34K starsAug 4, 2026 pushStrong shortlistNeeds first agent runClaude CodeCodex
$ npx -y skills add anthropics/financial-services --skill portfolio-monitoring
#14

Deploy to Vercel

39 fitTrust 87Excellent 100Agent Proven —Audit 90 · Safe to try

Deploy applications and websites to Vercel, including preview deployments and shareable deployment links.

Excellent quality, 29K stars, and a 18 use-case fit score.

Best suited scenario

Inspect source files

29K starsJul 20, 2026 pushProduction candidateNeeds first agent runCodexClaude Code
$ npx skills add vercel-labs/agent-skills --skill deploy-to-vercel
#15

Figma Implement Design

39 fitTrust 90Excellent 100Agent Proven —Audit 92 · Safe to try

Translate Figma designs into production-ready UI code with close visual fidelity and component-level detail.

Excellent quality, 24K stars, and a 18 use-case fit score.

Best suited scenario

Inspect source files

24K starsJul 14, 2026 pushProduction candidateNeeds first agent runCodexClaude Code
$ npx skills add openai/skills --skill figma-implement-design
#16

MarkItDown

39 fitTrust 79Excellent 100Agent Proven —Audit 87 · Safe to try

Convert PDFs, Office documents, and web files into clean markdown for agents.

Excellent quality, 80K stars, and a 18 use-case fit score.

Best suited scenario

Read uploaded files

80K starsJun 1, 2026 pushStrong shortlistNeeds first agent runCodexClaude Code
$ npx skills add microsoft/markitdown
#17

Crawl4AI

39 fitTrust 80Excellent 100Agent Proven —Audit 87 · Safe to try

Open-source LLM-friendly web crawler and scraper for agent workflows.

Excellent quality, 66K stars, and a 17 use-case fit score.

Best suited scenario

Crawl target URLs

66K starsJun 1, 2026 pushStrong shortlistNeeds first agent runCodexClaude Code
$ npx skills add unclecode/crawl4ai
#18

Playwright

39 fitTrust 79Excellent 100Agent Proven —Audit 87 · Safe to try

Reliable browser automation and testing engine for web agent tasks.

Excellent quality, 76K stars, and a 17 use-case fit score.

Best suited scenario

Navigate pages

76K starsJun 1, 2026 pushStrong shortlistNeeds first agent runNode.jsPython
$ npx skills add microsoft/playwright
#19

Firecrawl

38 fitTrust 80Excellent 100Agent Proven —Audit 87 · Safe to try

Turn websites into clean markdown or structured data for retrieval and agents.

Excellent quality, 34K stars, and a 17 use-case fit score.

Best suited scenario

Crawl target URLs

34K starsJun 1, 2026 pushStrong shortlistNeeds first agent runCodexClaude Code
$ npx skills add mendableai/firecrawl
#20

3-Statement Financial Model

38 fitTrust 83Excellent 100Agent Proven —Audit 90 · Needs review

Complete and link income statement, balance sheet, and cash flow statement model templates with formulas and checks.

Excellent quality, 34K stars, and a 17 use-case fit score.

Best suited scenario

Inspect source files

34K starsAug 4, 2026 pushStrong shortlistNeeds first agent runClaude CodeCodex
$ npx -y skills add anthropics/financial-services --skill 3-statement-model
#21

LlamaIndex

37 fitTrust 79Excellent 100Agent Proven —Audit 87 · Safe to try

Data framework for building RAG and knowledge workflows around agent tasks.

Excellent quality, 42K stars, and a 16 use-case fit score.

Best suited scenario

Inspect source files

42K starsJun 1, 2026 pushStrong shortlistNeeds first agent runPythonCodex
$ npx skills add run-llama/llama_index
#22

OpenBB

37 fitTrust 77Excellent 100Agent Proven —Audit 85 · Needs review

Open-source investment research platform for financial analysis agents.

Excellent quality, 46K stars, and a 17 use-case fit score.

Best suited scenario

Retrieve market data

46K starsJun 1, 2026 pushStrong shortlistNeeds first agent runPythonCodex
$ npx skills add OpenBB-finance/OpenBB
#23

Last30days Skill

37 fitTrust 79Excellent 100Agent Proven —Audit 86 · Safe to try

Research recent cross-source changes across Reddit, X, YouTube, Hacker News, and the web.

Excellent quality, 43K stars, and a 17 use-case fit score.

Best suited scenario

Inspect source files

43K starsJun 1, 2026 pushStrong shortlistNeeds first agent runCodexClaude Code
$ npx skills add mvanhorn/last30days-skill
#24

Simons Quant

36 fitTrust 79Excellent 100Agent Proven —Audit 88 · Needs review

Evaluate systematic strategy ideas through signal testing, statistical validation, decay, execution costs, and model-risk review.

Excellent quality, 811 stars, and a 19 use-case fit score.

Best suited scenario

Inspect source files

811 starsJul 14, 2026 pushStrong shortlistNeeds first agent runCodexClaude Code
$ npx -y skills add xuboyuebobb/investorskills --skill simons-quant
#25

Seedance 2.0 Prompt Writing

36 fitTrust 83Excellent 100Agent Proven —Audit 86 · Safe to try

Write precise Seedance 2.0 prompts for multimodal video, camera movement, editing, music, and product storytelling.

Excellent quality, 2.9K stars, and a 17 use-case fit score.

Best suited scenario

Turn a brief into a shot plan

2.9K starsFeb 18, 2026 pushStrong shortlistNeeds first agent runClaude CodeCodex
$ npx skills add dexhunter/seedance2-skill --skill seedance-prompt-en
#26

Serenity Skill

36 fitTrust 77Excellent 100Agent Proven —Audit 85 · Needs review

Stock analysis skill for market research and financial reasoning workflows.

Excellent quality, 12K stars, and a 16 use-case fit score.

Best suited scenario

Retrieve market data

12K starsJun 1, 2026 pushStrong shortlistNeeds first agent runCodexClaude Code
$ npx skills add muxuuu/serenity-skill
#27

Seedance 2.0 Skill

36 fitTrust 79Excellent 100Agent Proven —Audit 87 · Safe to try

Creative video generation workflow skill for Seedance 2.0 filmmaking agents.

Excellent quality, 8.0K stars, and a 15 use-case fit score.

Best suited scenario

Turn a brief into a shot plan

8.0K starsJun 1, 2026 pushStrong shortlistNeeds first agent runCodexClaude Code
$ npx skills add Emily2040/seedance-2.0
#28

RNSkill Local Talking-Head Cut

34 fitTrust 72Excellent 100Agent Proven —Audit 85 · Needs review

Build a reproducible local rough-cut workflow for talking-head or narrated screen-recording videos with transcript review gates.

Excellent quality, 797 stars, and a 16 use-case fit score.

Best suited scenario

Inspect source files

797 starsJul 27, 2026 pushStrong shortlistNeeds first agent runCodexClaude Code
$ npx -y skills add Pluviobyte/rnskill --skill ra-local-talking-head-cut
#29

Company Valuation

34 fitTrust 81Excellent 100Agent Proven —Audit 89 · Needs review

Estimate a public companys intrinsic value through DCF, relative, and sum-of-the-parts valuation methods.

Excellent quality, 3.1K stars, and a 14 use-case fit score.

Best suited scenario

Inspect source files

3.1K starsAug 5, 2026 pushStrong shortlistNeeds first agent runClaude CodeCodex
$ npx -y skills add himself65/finance-skills --skill company-valuation
#30

Earnings Preview

34 fitTrust 81Excellent 100Agent Proven —Audit 89 · Needs review

Prepare a pre-earnings briefing with consensus estimates, beat-miss history, and current market context.

Excellent quality, 3.1K stars, and a 14 use-case fit score.

Best suited scenario

Search sources

3.1K starsAug 5, 2026 pushStrong shortlistNeeds first agent runClaude CodeCodex
$ npx -y skills add himself65/finance-skills --skill earnings-preview

Selection method

How this list is ranked

OpenAgentSkill scores each candidate against the workflow keywords, then balances fit with GitHub stars, quality signals, trust profile, Agent Proven outcome evidence, maintenance freshness, and whether there is a clear install path.

How does OpenAgentSkill rank codex skills?

The ranking combines workflow fit, quality score, trust profile, GitHub adoption, maintenance freshness, and whether a clear install path exists.

Should I install the top skill immediately?

No. Treat the list as a shortlist, open the skill detail page, inspect the repository and license, then test the install command in a sandbox workflow.

Can my agent consume this ranking through an API?

Yes. Use /api/skills/search with the related task or /api/agent/rankings?slug=best-codex-skills-skills to fetch ranked skill data.