Skills for Codex

414,891 that install into Codex. Same mod, same page, whichever agent you run: a URL per tool would split one page into five that compete.

mattpocock/skills

Skill Claude CodeCodex

Wire dependency-cruiser into a TypeScript repo so each package is a deep module, with implementation hidden in subfolders and reachable only through its entry-point files. User-invoked.

244k +2.4k 9d ago A 45 tokens original MIT

NousResearch/hermes-agent

Instructions file CodexOpenCode

AGENTS.md instructions for NousResearch/hermes-agent, covering hermes agent - development guide, what hermes is, contribution rubric — what we want / what we don't, what we want and what we don't want (rejected even when well-built).

240k +1.1k today A 23,135 tokens original MIT

dcf-model

28

NousResearch/hermes-agent

Skill Claude CodeCodex

Build discounted cash flow valuation workbooks in Excel.

240k +1.1k today A 14 tokens original MIT

karpathy-guidelines

30

multica-ai/andrej-karpathy-skills

Skill Claude CodeCodex

Behavioral guidelines to reduce common LLM coding mistakes. Use when writing, reviewing, or refactoring code to avoid overcomplication, make surgical changes, surface assumptions, and define verifiable success criteria.

209k +559 4mo ago A 46 tokens

record-browser-gif

31

deepseek-ai/deepseek-harness

Skill Claude CodeCodex ✓ vendor

Record browser or Web UI interaction demos as optimized GIFs using the available built-in browser, state-based frame capture, and deterministic encoding, then publish to a dedicated assets branch when the task includes attaching the GIF to a pull request. Use when asked to make, record, or generate a GIF that…

208k +3.7k yesterday A 99 tokens original MIT

deepseek-ai/deepseek-harness

Instructions file CodexOpenCode ✓ vendor

AGENTS.md instructions for deepseek-ai/deepseek-harness, covering agents.md, pre-release stance: foundation over blast radius, repository layout, commands and host sandbox failures.

208k +3.7k changed today A 3,719 tokens original MIT

deepseek-ai/deepseek-harness

Skill Claude CodeCodex ✓ vendor

Create, modify, debug, or extend dynamic Cordis Plugins, including Host Services and Events, Client Slot and theme UI, Package-private Client-to-Host calls, dynamic Tools, version updates, approval failures, and runtime diagnostics. Use this Skill to route a user request to the correct platform and Inspect Provider…

208k +3.7k yesterday A 80 tokens original MIT

deepseek-ai/deepseek-harness

Skill Claude CodeCodex ✓ vendor

Use when creating, changing, or validating a Cordis composition for this harness — writing or editing an agent preset, adding or removing a plugin row, deciding whether something belongs to the host composition or to one session, checking whether a preset you authored actually mounts, or diagnosing a row that mounted…

208k +3.7k yesterday A 69 tokens original MIT

anomalyco/opencode

Skill Claude CodeCodex

OpenCode Desktop should be RTL-aware. Use when implementing or reviewing RTL/LTR behavior in the web app, desktop app, CSS, menus, scrolling, resizing, icons, mixed-direction text, or Electron title bars.

203k +504 today A 48 tokens original MIT

opencode AGENTS.md

36

anomalyco/opencode

Instructions file CodexOpenCode

AGENTS.md instructions for anomalyco/opencode, covering branch names, commits and pr titles, style guide, general principles and destructuring.

203k +504 today A 1,893 tokens original MIT

agents-sdk

37

anomalyco/opencode

Skill Claude CodeCodex

Build AI agents on Cloudflare Workers using the Agents SDK. Load when creating stateful agents, durable workflows, real-time WebSocket apps, scheduled tasks, MCP servers, or chat applications. Covers Agent class, state management, callable RPC, Workflows integration, and React hooks.

203k +504 today A 59 tokens original MIT

cloudflare

38

anomalyco/opencode

Skill Claude CodeCodex

Comprehensive Cloudflare platform skill covering Workers, Pages, storage (KV, D1, R2), AI (Workers AI, Vectorize, Agents SDK), networking (Tunnel, Spectrum), security (WAF, DDoS), and infrastructure-as-code (Terraform, Pulumi). Use for any Cloudflare development task.

203k +504 today A 68 tokens original MIT

n8n-io/n8n

Skill Claude CodeCodex ✓ vendor

Authors a new Instance AI workflow eval case — written locally as JSON, calibrated against a real build, then pushed to the LangTracer suite CI runs — build cases, behaviour/process cases, credential cases, and seeded (mid-conversation) cases — with intent-driven expectations. Use when adding or changing an Instance…

203k +210 today A 81 tokens

n8n:db-migrations

40

n8n-io/n8n

Skill Claude CodeCodex ✓ vendor

Authors n8n database migrations. Use when creating or modifying files under packages/@n8n/db/src/migrations/, when the user asks to add a column, table, index, foreign key, or backfill, or when the user mentions DB migrations or TypeORM migrations.

203k +210 today A 64 tokens

n8n:gh-stack

41

n8n-io/n8n

Skill Claude CodeCodex ✓ vendor

Manage stacked branches and pull requests with the gh-stack GitHub CLI extension. Use when the user wants to create, push, rebase, sync, navigate, or view stacks of dependent PRs. Triggers on tasks involving stacked diffs, dependent pull requests, branch chains, or incremental code review workflows.

203k +210 today A 69 tokens

n8n AGENTS.md

42

n8n-io/n8n

Instructions file CodexOpenCode ✓ vendor

AGENTS.md instructions for n8n-io/n8n, covering agents.md, project overview, general guidelines, agent skills and claude code plugin and essential commands.

203k +210 changed today A 4,406 tokens

claw-code AGENTS.md

43

ultraworkers/claw-code

Instructions file CodexOpenCode

AGENTS.md instructions for ultraworkers/claw-code, covering project knowledge base, structure, where to look, code map and conventions.

195k +10 17d ago A 1,643 tokens original MIT

microsoft/vscode

Skill Claude CodeCodex ✓ vendor

Build and review cross-cutting agent-host chat behavior through lifecycle contributions. Use when adding turn lifecycle side effects, prompt or context injection, restored-history transformation, protocol-action observation, or when reviewing changes that add code to AgentSideEffects or AgentService.

190k +323 today A 56 tokens original MIT

microsoft/vscode

Skill Claude CodeCodex ✓ vendor

Use when creating or changing VS Code chat pet sprite art, sprite sheets, state animations, eye treatments, Stable/Insiders variants, or pet transitions under src/vs/workbench/contrib/chat/browser/widget/media/chatPet.

190k +323 today A 53 tokens original MIT

microsoft/vscode

Skill Claude CodeCodex ✓ vendor

Analyze V8/Chrome CPU profiles (.cpuprofile) and DevTools trace files (Trace-.json). Use when: profiling performance, investigating slow functions, comparing code paths, finding bottlenecks, analyzing timeToRequest, understanding call trees from sampling profiler data, analyzing layout/paint/rendering, investigating…

190k +323 today A 71 tokens original MIT

pr-address

47

Significant-Gravitas/AutoGPT

Skill Claude CodeCodex

Address PR review comments and loop until CI green and all comments resolved. TRIGGER when user asks to address comments, fix PR feedback, respond to reviewers, or babysit/monitor a PR.

187k 3d ago A 42 tokens

pr-polish

48

Significant-Gravitas/AutoGPT

Skill Claude CodeCodex

Alternate /pr-review and /pr-address on a PR until the PR is truly mergeable — no new review findings, zero unresolved inline threads, zero unaddressed top-level reviews or issue comments, all CI checks green, and two consecutive quiet polls after CI settles. Use when the user wants a PR polished to merge-ready…

187k 3d ago A 77 tokens

At most 3 mods per repository are shown here — the rest are on their repository pages: