Skills for Codex

217,100 that install into Codex. Same mod, same page, whichever agent you run: a URL per tool would split one page into five that compete.

inferspec-scan

16129

anrylu/infer-spec

Skill Claude CodeCodex

Reverse-infer OpenSpec specs from this repo's code + git history + local docs (and Jira/Confluence/URLs if available via MCP or host WebFetch). Triggered by /inferspec-scan.

not rated 3 4mo ago A 50 tokens

distill-textbook

16130

NorthAdb/distill-textbook

Skill Codex

A workflow for turning teaching videos and textbooks into a private Markdown textbook, organized by lesson section. It combines source material while preserving only information found in those sources.

not rated 3 +1 1mo ago A 82 tokens original MIT

repo-audit

16131

conorbronsdon/repo-audit

Skill Claude CodeCodex

Audit a repository or prepare it for an open-source release. Audit mode reports whether the README matches the code and whether stated rules are actually enforced; launch mode walks a repo to release-ready with opt-in checklist packs and README templates. Use when asked to "audit this repo," "is this repo ready to go…

not rated 3 9d ago A 112 tokens original Apache-2.0

skillscake

16132

skillscake/use-skillscake

Skill Claude CodeCodex

Create or upgrade an agent skill with SkillsCake. Use when the user wants to improve a skill using SkillsCake, create a skill based on a completed workflow, or says "use SkillsCake".

not rated 3 2mo ago A 43 tokens original Apache-2.0

lume自我进化

16133

CavinHuang/lume

Skill Claude CodeCodex

A set of rules for how Lume learns lasting preferences and keeps its workspace and conversation files organized. Lume is the application whose configuration and memory it manages.

not rated 3 26d ago A 70 tokens original MIT

report-writing

16134

Mikacr1138/claude-bug-bounty

Skill Claude CodeCodex

Bug bounty report writing for H1/Bugcrowd/Intigriti/Immunefi — report templates, human tone guidelines, impact-first writing, CVSS 3.1 scoring, title formula, impact statement formula, severity decision guide, downgrade counters, pre-submit checklist. Use after validating a finding and before submitting. Never use…

not rated 3 yesterday A 82 tokens original MIT

full

16135

Manas470/tokenoptim

Skill Claude CodeCodex

Talk like caveman. Smart caveman — knows code, knows systems, knows math.

not rated 3 4mo ago A 0 tokens original MIT

ai-native-cli

16136

ChaosRealmsAI/agent-cli-spec

Skill Claude CodeCodex

AI-Native CLI design spec. Use when building CLI tools, designing command-line interfaces, or scaffolding new CLI projects. Covers structured JSON output, error handling, input contracts, safety guardrails, exit codes, and agent self-description. Includes an audit protocol for verifying CLI compliance.

not rated 3 6mo ago A 61 tokens original MIT

sharecraft

16137

ma-pony/sharecraft

Skill Claude CodeCodex

A workflow for making shareable materials such as slide decks, posters, code screenshots, infographics, explainer videos, and GIFs for a specific audience.

not rated 3 3mo ago A 266 tokens original MIT

cognitive-kernel

16138

d-wwei/cognitive-kernel

Skill Claude CodeCodex

A skill for setting up and installing the Cognitive Kernel system. It reads a manifest, which is a file describing what needs to be installed, and checks whether it is already present.

not rated 3 5mo ago A 37 tokens

remotion-visual

16139

chandreshpv/remotion-product-videos-claude-skill

Skill Claude CodeCodex

Use this skill when creating Remotion promo videos. Covers canvas sizing, scene structure, mockup 3D entry, cursor animations, micro-animations, transitions, audio, and production best practices.

not rated 3 4mo ago A 45 tokens original MIT

ground-truth

16140

glichtenthal/ground-truth

Skill Codex

Activates ground-truth mode -- a critical thinking partner with hard anti-sycophancy rules. Use whenever someone shares a plan, idea, decision, interpretation, or work product and might be seeking reassurance instead of honest assessment. Trigger on any of: "what do you think," "does this make sense," "is this a good…

not rated 3 2mo ago A 143 tokens original MIT

unifi-network-manager

16141

colindickson/unifi

Skill Claude CodeCodex

Use when the user wants to inspect or manage a UniFi / Ubiquiti network — listing sites, devices (access points, switches, gateways), WiFi clients, guest vouchers, restarting a device, cycling a PoE port, authorizing a guest, or configuring firewall zones/policies, DNS, VLANs, WLANs/SSIDs, ACL rules, port forwarding…

not rated 3 3mo ago A 173 tokens original MIT

song-analysis

16142

PerIPan/music-workflow-skills

Skill Claude CodeCodex

Use when a song recording has to become tempo, time signature, key, stems, a bass line, chords per bar, lyric timing, a drum-pattern read, or a chord+lyric chart for a band — including songs in odd or unknown meters.

not rated 3 changed 6d ago A 55 tokens original MIT

codetrain

16143

InferHaven/agent-skills

Skill Claude CodeCodex

Use when the user wants to be taught/walked through code one tiny step at a time — triggers like "teach me this code", "walk me through this", "hold my hand", "explain step by step", "tutor me", "guide me through", "I want to learn this", or asks for a safe practice exercise to learn a concept.

not rated 3 +1 changed 3d ago E ✓ AI review 78 tokens original Apache-2.0

brain-docs

16144

IAbhishekJhaI/brain

Skill Claude CodeCodex

Set up and maintain a "project brain" — a brain/ folder holding three living documents (decisions.md, flow.md, todo.md) that give a project persistent memory across chat sessions. Use this skill whenever the user wants a decision log, architecture/flow notes, project memory, living documentation, or notes that survive…

not rated 3 changed 20d ago A 162 tokens original MIT

storyboard-designer

16145

GenNiao-Photograph/storyboard-designer

Skill Codex

A tool for turning a narration or story script into a structured storyboard spreadsheet for AI video projects. The spreadsheet includes shot planning, character design, first- and last-frame prompts, narration, and sound effects.

not rated 3 1mo ago A 129 tokens

vk-ads-manager

16146

ai-hub-open/vk-ads-manager

Skill Claude CodeCodex

A complete workflow for planning and running advertising campaigns in VK Ads, VK’s advertising platform. It covers research, audience planning, messaging, creative work, campaign structure, and ongoing campaign operations.

not rated 3 changed 17d ago A 303 tokens original Apache-2.0

svelte-edge

16147

fifidayone/svelte-edge

Skill Claude CodeCodex

Future-first, self-sustaining guidance for writing modern Svelte 5 and SvelteKit 3 (current) / SvelteKit 2 (legacy) code. Use this skill whenever the user asks about Svelte, SvelteKit, or frontend code that is clearly Svelte. Contains embedded protocols for autonomous major version promotion and experimental feature…

not rated 3 changed today A 78 tokens original MIT

thumbnail-machine

16148

holy-templar/thumbnail-machine

Skill Claude CodeCodex

Generate ready-to-run thumbnail/cover image prompts from any article, script, or topic — 5 formats (16:9, 9:16, 1:1, 5:2, 3:4), 10 composition styles, real-person face consistency via multi-reference images. Three delivery paths chosen at the end: generate directly via MaxFusion AI MCP (default model Nano Banana Pro…

not rated 3 2mo ago A 159 tokens

sparring

16149

nyxandro/sparring-skill

Skill Claude CodeCodex

Use when the user says "sparring", "run sparring with Claude", "do sparring with Claude", "do sparring with GPT-5", "sparring with Codex", "sparring my plan with Claude", "discuss this approach with Codex", "get a second opinion through sparring", "give me the sparring transcript", "read the long sparring answer", or…

not rated 3 4mo ago A 154 tokens

stack-bootstrap

16150

drmahdikazempour/agent-stack

Skill Claude CodeCodex

Set up or re-sync the agent-stack optimization layer (CLAUDE.md, skills, hooks, code graph, shell compression, Cursor mirror) for a repo. Use when onboarding a repo, right after cloning, or when the agent context feels bloated/unoptimized. Runs agent-stack init under the hood — detect, install adapters, generate…

not rated 3 4mo ago A 92 tokens original MIT

bazi-consultant

16151

siriusho/bazi-consultant

Skill Claude CodeCodex

A Chinese-language astrology consultation workflow combining Four Pillars astrology and Zi Wei Dou Shu, two traditional Chinese methods based on birth information and charts.

not rated 3 +1 2mo ago A 108 tokens original MIT

creative-sparring

16152

mondaymetime/creative-sparring

Skill Claude CodeCodex

A structured creative partner for exploring and stress-testing ideas for products, features, or tools.

not rated 3 +1 2mo ago A 149 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: