Skills for Codex

217,996 that install into Codex. Same mod, same page, whichever agent you run: a URL per tool would split one page into five that compete.

sidequest

19945

bicced/sidequest

Skill Claude CodeCodex

Delegate bulk LLM work - classifying, extracting, summarising or rewriting many items - to a cheap model via the sidequest CLI, so results go to a file instead of into context. Use when a task involves running the same instruction over tens, hundreds or thousands of items.

not rated 1 1mo ago A 60 tokens original MIT

connect-domain

19946

vineetu/simple-host

Skill Codex

Give a Simple Host site a shorter or custom address, either a free .simple-host.app (one call, no DNS) or the person's own domain or subdomain (for example rsvp.example.com via a CNAME record, or example.com via an A record) to a site they already have on Simple Host, using the connectdomain, domainstatus and…

not rated 1 changed 8d ago A 178 tokens original MIT

agent-builder

19947

jafini/learn-claude-code

Skill Claude CodeCodex

Design and build AI agents for any domain. Use when users: (1) ask to "create an agent", "build an assistant", or "design an AI system" (2) want to understand agent architecture, agentic patterns, or autonomous AI (3) need help with capabilities, subagents, planning, or skill mechanisms (4) ask about Claude Code…

not rated 1 1mo ago A 125 tokens copy · 100% MIT

backchannel

19948

j-ronk/backchannel

Skill Claude CodeCodex needs its repo

Manage a backchannel room. Start, join, check status, set the share policy, or leave a shared, E2E-encrypted session with another AI coding session. Use when the user asks to start, join, check, or leave a backchannel, or to share context with a teammate's session.

not rated 1 2mo ago A 66 tokens original MIT

whisper-transcribe

19950

humancto/indic-voice-pipeline

Skill Claude CodeCodex

Transcribe and translate audio/video files locally using OpenAI Whisper. Use when the user mentions: transcribe, transcription, speech to text, audio to text, translate audio, what does this say, convert speech, subtitle, caption, detect language, whisper, dictation, translate this video, translate this audio, what…

not rated 1 7mo ago A 125 tokens original MIT

codex-multi-agents-flow

19951

astropham1808/astro-agent-skills

Skill Codex

Run a repository story through two isolated Codex sessions, with one implementer working in a Git worktree and one independent reviewer inspecting the branch, followed by a bounded fix pass, deterministic verification, and a human PR and merge gate. Use when the user explicitly asks for a dual-agent Codex workflow, an…

not rated 1 10d ago A 126 tokens

byte-do

19952

elan6666/your-bytedance-skills

Skill Codex

Choose and execute the useful Byte capabilities for a mixed product or project request. Use when the user explicitly invokes $byte-do or asks Byte to select the workflow; focused requests should use the matching skill.

not rated 1 changed 23d ago A 43 tokens

proctor

19953

catfish-1234/proctor

Skill Claude CodeCodex

Honest-completion ruleset for changes that touch tests or the code they cover. Use before deleting, skipping, renaming, or rewriting a test, before weakening an assertion, and before hardcoding or stubbing an implementation to make a test pass. Also covers what to do when a test looks genuinely wrong.

not rated 1 7d ago A 66 tokens original MIT

choice-architecture

19954

Ingramradical235/anty-framework

Skill Claude CodeCodex

Nudge-based choice architecture for 3-option selection UI — smart default vs active choice, outcome mapping, channel factors, RECAP, operational transparency with source attribution, post-decision reinforcement, error-forgiving undo, peak-end session design, user contribution acknowledgment. Use when presenting…

not rated 1 3d ago A 72 tokens copy · 100% MIT

clojurescript

19955

brackendev/clojurescript-skills

Skill Claude CodeCodex

Use when writing, editing, reviewing, or discussing ClojureScript code that compiles to JavaScript and runs on a JS host (browser, Node.js, or other JS runtime). Triggers: .cljs files, .cljc files compiled to JS, shadow-cljs.edn, figwheel-main.edn, ClojureScript deps.edn projects, cljs.test, JavaScript interop (js/…

not rated 1 changed 3d ago A 403 tokens original MIT

kb-ingest

19956

hogu-dev/llmkb

Skill Claude CodeCodex

Use when a new source document has been added to a KB's raw/ folder and needs to be filed into the wiki — read the source, write its summary page, create or update concept and entity pages, update the index and log, and lint.

not rated 1 2mo ago A 55 tokens original Apache-2.0

api-design

19957

hautc-it/cil

Skill Claude CodeCodex

Use when designing or reviewing a public API surface — REST/GraphQL/gRPC, versioning, idempotency, error contracts, pagination, auth boundary. Helps choose between transport styles and avoid breaking-change footguns.

not rated 1 2mo ago A 47 tokens original MIT

research

19958

richer-richard/cc-research

Skill Codex

Multi-agent deep research on Codex. Use for questions that need many sources and a written, fully-cited report — "research X", "deep dive on X", "compare X vs Y", "should I adopt / build on X". Breaks the question into independent strands, spawns researcher subagents in parallel, triangulates the evidence, synthesizes…

not rated 1 4mo ago A 123 tokens original MIT

dependency-auditor

19959

nariatrip191/my-claude-skills

Skill Claude CodeCodex

The Dependency Auditor is a comprehensive toolkit for analyzing, auditing, and managing dependencies across multi-language software projects. This skill provides deep visibility into your project's dependency ecosystem, enabling teams to identify vulnerabilities, ensure license compliance, optimize dependency trees…

not rated 1 2d ago A 7 tokens

reid-miles-design

19960

capsrock/reid-miles-design-skill

Skill Claude CodeCodex

A Claude Skill for reproducing Reid Miles' (1927-1993) Blue Note Records typography-led design style in layouts that cannot use large photography (app UI, splash screens, cards, banners, slides). No large portrait photography is used; instead, typographic contrast, flat color blocks, asymmetric composition, and…

not rated 1 2mo ago A 118 tokens original MIT

ww-apply-to-job

19961

jerryzhang1011/waterlooworks-application-plugins

Skill Codex

Apply to WaterlooWorks Full-Cycle Service jobs from a valid WaterlooWorks job ID using the user's logged-in Chrome session. Use when the user asks Codex to apply on WaterlooWorks by job id and provides or can provide both the job ID and the resume/application document label to use. Handles recoverable WaterlooWorks…

not rated 1 3mo ago A 149 tokens original MIT

nil

19962

wasulajr/headsup

Skill Claude CodeCodex

The inverse of /sfl. Where sfl saved each window for later, /nil says later is now: it reopens them. You choose which to bring back.

not rated 1 23d ago A 153 tokens original MIT

wrap-session

19963

VaibhavAher100/wrap-session

Skill Claude CodeCodex

Use when a Claude Code session is ending and the user wants to preserve context before /clear, or wants to add session logging to a new project.

not rated 1 3mo ago A 33 tokens original MIT

feynman

19964

apolenkov/feynman

Skill Claude CodeCodex

To use this skill, read SKILL.md at its full catalog path, copied verbatim. Adjacent repeated directory names are separate path components; retain each one. Never reconstruct the path or search the filesystem to locate this skill. Turn supplied product and architecture prose into clear, accurate ASCII diagrams, with…

not rated 1 changed 1mo ago A 106 tokens original MIT

batch-grill-me

19965

M0rtalPhe0nix/dotfiles

Skill Claude CodeCodex

A relentless interview that asks every frontier question at once, round by round.

not rated 1 1mo ago A 20 tokens copy · 86% MIT

checkpoint

19966

SatymSingh01/claude-code-pack

Skill Claude CodeCodex

Creates a git checkpoint commit of all current changes. Use when you want to save progress mid-session before risky changes. Invoke with /checkpoint or "save checkpoint" or "git checkpoint".

not rated 1 5mo ago A 39 tokens

mighty-router

19968

JOHNNYMACONNY/mighty-router

Skill Claude CodeCodex

Enforces risk-based coding profiles, impact mapping, adversarial planning, and strict verification gates before making edits, audits, or structural modifications.

not rated 1 22d ago A 33 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: