codex skills

18,898 tagged codex, measured the same way as everything else here.

Browse within: agentic-ai 438cursor 277claudecode 220coding-agents 219Autonomous Agents 209agent 207claudecode-skills 171skills 169ai-tools 161ai-coding 134openai 119awesome 117awesome-list 117codex-plugins 117

machinist

169

owainlewis/machinist

Skill Claude CodeCodex

Use Machinist to create, assign, and monitor software tasks. Use when a coding agent needs to work with Machinist, its GitHub issue workflow, intake labels, direct runs, or managed queue.

not rated 512 +10 changed 1mo ago A SkillSpector: pass 47 tokens original MIT

simplify-codebase

170

tt-a1i/simplify-codebase

Skill Codex

Simplification audit or authorized codebase simplification whose stated objective is to remove accidental complexity. Use for evidence-backed deletion or consolidation of dead code, duplicate state, redundant APIs or layers, ownerless abstractions, obsolete compatibility or design records, and over-engineering in any…

not rated 506 +2 changed 1mo ago A 93 tokens copy · 100% MIT

browser-trace

171

mxyhi/ok-skills

Skill Claude Code

Capture a full DevTools-protocol trace of any browser automation — CDP firehose, screenshots, and DOM dumps — then bisect the stream into per-page searchable buckets. Use when the user wants to debug a failed run, audit network/console/DOM activity, attach a trace to an in-progress session, or feed structured per-page…

not rated 501 +4 2d ago A SkillSpector: pass 88 tokens original Apache-2.0

verify

172

GoDiao/dreamcoder

Skill Claude CodeCodex

Verify a code change does what it should by running the app.

not rated 499 +7 today A 15 tokens copy · 100%

ak-maintainer

173

saltbo/agent-kanban

Skill Codex

Manage authorized project work through Agent Kanban and Realmroot Toolbox, typically in scheduled-task or heartbeat-triggered Sessions. Proactively inspect what needs doing, delegate execution to other Agents, and coordinate and review their Tasks as a manager.

not rated 493 +1 changed 1mo ago A 50 tokens

managedcode/dotnet-skills

Skill Claude CodeCodex

Use this skill before answering, planning, or editing any MSTest 3.x-to-4.x upgrade or post-upgrade failure. Triggers include "MSTest v4 breaking changes"; CS0507/CS0103/CS1061/CS1615; ExecuteAsync, CallerInfo, DisplayName, or custom TestMethodAttribute; ClassCleanupBehavior; ContainsKey; ThrowsExactly or…

not rated 490 +4 changed 1mo ago A SkillSpector: warn 179 tokens original MIT

turnstile-testing

175

jumodada/Drissionpage-MCP-Server

Skill Claude CodeCodex

Use when testing an authorized Cloudflare Turnstile integration or operating an authorized production challenge with drissionpage-mcp. Covers official visible, invisible, pass, fail, and forced-interactive test keys; fresh iframe geometry; bounded coordinate interaction; refresh recovery; parent-page postconditions…

not rated 488 1mo ago A 69 tokens

make-trace

176

AIScientists-Dev/Flowtrace

Skill Claude CodeCodex

Turn any source that describes how a kind of task gets done (a SKILL.md, a chat log, a runbook, plain prose) into a runnable Morph trace. Lift it into a DAG, write a contract per step, place inputs, and drive the full run lifecycle to verify it. Use whenever someone wants to make a trace from a source.

not rated 485 +1 4mo ago A SkillSpector: warn 76 tokens original MIT

search-math-results

177

frenzymath/Danus

Skill Codex

Find program-conditioned math results, constructions, examples, counterexamples, analogies, and background references. Use when the current active program needs repair, mutation, analogy, a program shift, or carefully gated obstruction search.

not rated 485 +8 1mo ago A SkillSpector: pass 48 tokens original Apache-2.0

nimrodfisher/data-analytics-skills

Skill Claude CodeCodex

Systematic investigation of metric changes and anomalies. Use when a metric unexpectedly changes, investigating business metric drops, explaining performance variations, or drilling into aggregated metric drivers.

not rated 485 +8 25d ago A 38 tokens original MIT

puppetmaster

179

professorpalmer/Puppetmaster

Skill Claude CodeCodex

Operate and supervise Puppetmaster through MCP or CLI. Use for non-trivial edits, implementations, audits, reviews, broad investigations, CodeGraph lookups, routing decisions, long-running start jobs, MCP disconnects, stuck/empty/degraded jobs, and any request to monitor or recover Puppetmaster work.

not rated 469 changed 10d ago A SkillSpector: pass 66 tokens original MIT

ppt-speech-writer

180

AI272/speaker

Skill Claude CodeCodex

Read a real .pptx using text extraction, OOXML inspection, slide rendering, OCR, visual inventory, and vision-capable screenshot review; then write academic speaker notes grounded in every visible slide element, generate a complete display-version document, and inject clean notes into the PowerPoint notes pane. Use…

not rated 466 +4 3mo ago A 113 tokens

kubernetes-skill

181

LukasNiessen/kubernetes-skill

Skill Claude CodeCodex

Prevent Kubernetes hallucinations by diagnosing and fixing failure modes: insecure workload defaults, resource starvation, network exposure, privilege sprawl, fragile rollouts, and API drift. Use when generating, reviewing, refactoring, or migrating manifests, Helm charts, Kustomize overlays, cluster policies, and…

not rated 464 +14 1mo ago A 89 tokens original MIT

skill-creator

182

PleasePrompto/ductor

Skill Claude CodeCodex

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.

not rated 463 +2 2mo ago A 45 tokens copy · 89% MIT

agent-draft-router

183

Gan-Xing/CodexBridge

Skill Codex

Generate checklist-first CodexBridge /agent drafts from natural-language intake using bounded action routing, skill-owned task typing, scope clarification, and immutable prompt scaffolds. Use when implementing, testing, or simulating first-host /agent add or bare /agent draft creation, especially for repo-aware code…

not rated 457 +3 3mo ago A 76 tokens

skill-creator

184

cnfjlhj/ai-collab-playbook

Skill Codex

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Codex's capabilities with specialized knowledge, workflows, or tool integrations.

not rated 456 7d ago A 46 tokens

codex-coding-plugin

185

styler-ai/ProjectAtlas

Skill Codex

Build, review, or fix ProjectAtlas plugin/runtime installer integration for Codex, Claude Code, and OpenCode, especially version convergence, stale ProjectAtlas cache repair, MCP config generation, skill artifacts, host smoke tests, and fake-host tests for ProjectAtlas releases.

not rated 453 +8 today A SkillSpector: pass 59 tokens original MIT

using-gc

186

boshu2/agentops

Skill Claude Code

Operate a caller-selected Gas City 1.4 with upstream registry packs and native run-centered surfaces while keeping GC runtime state out of AgentOps verdicts. Triggers: "using gc", "gas city", "drive the mayor", "dispatch through gc".

not rated 450 +2 changed 25d ago A SkillSpector: pass 56 tokens original Apache-2.0

postgresql

187

aiskillstore/marketplace

Skill Claude CodeCodex

PostgreSQL database documentation - SQL queries, database design, administration, performance tuning, and advanced features. Use when working with PostgreSQL databases, writing SQL, or managing database systems.

not rated 440 +6 today A 40 tokens

smithers

188

smithersai/smithers

Skill Claude CodeCodex

Drive Smithers durable flows for ordered agent stages, retries, approvals, bounded loops, and crash-safe work. Run existing flows or author TypeScript flows with Flow.make, Action.make, and Effect v4. If SMITHERSINSIDERUN is set, do the assigned step directly; never launch or steer another run.

not rated 439 +8 changed 2d ago A 68 tokens original MIT

spec-governance

189

devcodex-labs/devcodex

Skill Claude CodeCodex

A governance skill for managing the lifecycle of specifications: recording intent, routing records, and checking specification changes.

not rated 439 +1 changed 1mo ago A 42 tokens AGPL-3.0

codex-fable5

190

baskduf/FableCodex

Skill Codex

Apply a Claude Fable 5 inspired operating style inside Codex. Use when the user asks to make Codex act like Fable, Fable5, fablize, or Value-for-Fable/VFF; convert Anthropic or Claude system-prompt/tool instructions to Codex; set up a Fable-style tool-first workflow with goal gates, investigation, verification…

not rated 437 +1 2mo ago A 123 tokens AGPL-3.0

Prysai/Prysai-LLM-Playbook

Skill Codex

Audit, draft, and revise public-facing prose for open-source software so it is specific, credible, and natural without flattening the project's voice. Use for README files, documentation, landing pages, release notes, changelogs, contribution guides, PR or issue text, UI copy, error messages, prompts, Traditional…

not rated 436 +2 27d ago A 123 tokens

windows-python-first

192

Ancienttwo/repo-harness

Skill Codex

Use for agent tasks in native Windows that need file edits, text conversion, JSON processing, or shell commands with quoting or encoding problems. Prefer Python for these operations. Do not apply Windows shell rules to macOS, Linux, or WSL.

not rated 435 +1 today A 53 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: