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composiohq/awesome-codex-skills

A curated list of practical Codex skills for automating workflows across the Codex CLI and API.

38 skills
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create-plan

composiohq/awesome-codex-skills

223
Create a concise plan. Use when a user explicitly asks for a plan related to a coding task.
mcp-builder

composiohq/awesome-codex-skills

223
Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).
internal-comms

composiohq/awesome-codex-skills

223
A set of resources to help me write all kinds of internal communications, using the formats that my company likes to use. Claude should use this skill whenever asked to write some sort of internal communications (status reports, leadership updates, 3P updates, company newsletters, FAQs, incident reports, project updates, etc.).
domain-name-brainstormer

composiohq/awesome-codex-skills

223
Generates creative domain name ideas for your project and checks availability across multiple TLDs (.com, .io, .dev, .ai, etc.). Saves hours of brainstorming and manual checking.
image-enhancer

composiohq/awesome-codex-skills

223
Improves the quality of images, especially screenshots, by enhancing resolution, sharpness, and clarity. Perfect for preparing images for presentations, documentation, or social media posts.
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lead-research-assistant

composiohq/awesome-codex-skills

223
Identifies high-quality leads for your product or service by analyzing your business, searching for target companies, and providing actionable contact strategies. Perfect for sales, business development, and marketing professionals.
slack-gif-creator

composiohq/awesome-codex-skills

223
This skill helps you generate Slack-optimized animated GIFs by validating constraints and providing reusable animation primitives for easy Slack visuals.
webapp-testing

composiohq/awesome-codex-skills

223
Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and viewing browser logs.
video-downloader

composiohq/awesome-codex-skills

223
This skill downloads YouTube videos with controllable quality and format, delivering MP4, WebM, MKV, or MP3 outputs.
gh-fix-ci

composiohq/awesome-codex-skills

223
This skill analyzes failing GitHub PR checks using gh, summarizes failures, and generates a fix plan with implementation after your approval.
theme-factory

composiohq/awesome-codex-skills

223
Toolkit for styling artifacts with a theme. These artifacts can be slides, docs, reportings, HTML landing pages, etc. There are 10 pre-set themes with colors/fonts that you can apply to any artifact that has been creating, or can generate a new theme on-the-fly.
meeting-notes-and-actions

composiohq/awesome-codex-skills

223
This skill converts meeting transcripts into structured notes with decisions, risks, and owner-tagged actions for share-ready outputs.
invoice-organizer

composiohq/awesome-codex-skills

223
Automatically organizes invoices and receipts for tax preparation by reading messy files, extracting key information, renaming them consistently, and sorting them into logical folders. Turns hours of manual bookkeeping into minutes of automated organization.
langsmith-fetch

composiohq/awesome-codex-skills

223
Debug LangChain and LangGraph agents by fetching execution traces from LangSmith Studio. Use when debugging agent behavior, investigating errors, analyzing tool calls, checking memory operations, or examining agent performance. Automatically fetches recent traces and analyzes execution patterns. Requires langsmith-fetch CLI installed.
file-organizer

composiohq/awesome-codex-skills

223
Intelligently organizes your files and folders across your computer by understanding context, finding duplicates, suggesting better structures, and automating cleanup tasks. Reduces cognitive load and keeps your digital workspace tidy without manual effort.
notion-research-documentation

composiohq/awesome-codex-skills

223
Research across Notion and synthesize into structured documentation; use when gathering info from multiple Notion sources to produce briefs, comparisons, or reports with citations.
skill-share

composiohq/awesome-codex-skills

223
This skill creates properly structured Claude skill packages and automatically shares them on Slack, streamlining collaboration and distribution.
raffle-winner-picker

composiohq/awesome-codex-skills

223
This skill selects random winners from lists, CSVs, Excel, or Google Sheets with cryptographic randomness and transparent results.
spreadsheet-formula-helper

composiohq/awesome-codex-skills

223
This skill produces reliable spreadsheet formulas for Excel and Sheets, translates dialects, includes explanations and edge-case handling.
email-draft-polish

composiohq/awesome-codex-skills

223
This skill drafts, rewrites, and polishes emails with target tone, length, and audience to improve clarity and response rates.
canvas-design

composiohq/awesome-codex-skills

223
Create beautiful visual art in .png and .pdf documents using design philosophy. You should use this skill when the user asks to create a poster, piece of art, design, or other static piece. Create original visual designs, never copying existing artists' work to avoid copyright violations.
connect-apps

composiohq/awesome-codex-skills

223
Connect Claude to external apps like Gmail, Slack, GitHub. Use this skill when the user wants to send emails, create issues, post messages, or take actions in external services.
skill-creator

composiohq/awesome-codex-skills

223
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.
changelog-generator

composiohq/awesome-codex-skills

223
Automatically creates user-facing changelogs from git commits by analyzing commit history, categorizing changes, and transforming technical commits into clear, customer-friendly release notes. Turns hours of manual changelog writing into minutes of automated generation.
competitive-ads-extractor

composiohq/awesome-codex-skills

223
This skill extracts and analyzes competitors' ads from major libraries to reveal messaging patterns, pain points, and effective creative strategies for your
brand-guidelines

composiohq/awesome-codex-skills

223
Applies OpenAI's brand colors and typography to any artifact that should match the Codex/OpenAI look-and-feel. Use it when brand colors or style guidelines, visual formatting, or company design standards apply.
connect

composiohq/awesome-codex-skills

223
Connect Codex to any app. Send emails, create issues, post messages, update databases - take real actions across Gmail, Slack, GitHub, Notion, and 1000+ services.
developer-growth-analysis

composiohq/awesome-codex-skills

223
Analyzes your recent Codex chat history to identify coding patterns, development gaps, and areas for improvement, curates relevant learning resources from HackerNews, and automatically sends a personalized growth report to your Slack DMs.
gh-address-comments

composiohq/awesome-codex-skills

223
Help address review/issue comments on the open GitHub PR for the current branch using gh CLI; verify gh auth first and prompt the user to authenticate if not logged in.
linear

composiohq/awesome-codex-skills

223
Manage issues, projects & team workflows in Linear. Use when the user wants to read, create or updates tickets in Linear.
notion-knowledge-capture

composiohq/awesome-codex-skills

223
Capture conversations and decisions into structured Notion pages; use when turning chats/notes into wiki entries, how-tos, decisions, or FAQs with proper linking.
notion-meeting-intelligence

composiohq/awesome-codex-skills

223
Prepare meeting materials with Notion context and Codex research; use when gathering context, drafting agendas/pre-reads, and tailoring materials to attendees.
notion-spec-to-implementation

composiohq/awesome-codex-skills

223
Turn Notion specs into implementation plans, tasks, and progress tracking; use when implementing PRDs/feature specs and creating Notion plans + tasks from them.
support-ticket-triage

composiohq/awesome-codex-skills

223
This skill triages support tickets by category, priority, and next actions, drafts replies, and records reproducible steps for efficient resolution.
skill-installer

composiohq/awesome-codex-skills

223
Install Codex skills into $CODEX_HOME/skills from a curated list or a GitHub repo path. Use when a user asks to list installable skills, install a curated skill, or install a skill from another repo (including private repos).
content-research-writer

composiohq/awesome-codex-skills

223
This skill helps you research, outline, draft, and cite content with real-time feedback to preserve your voice and improve quality.
meeting-insights-analyzer

composiohq/awesome-codex-skills

223
Analyzes meeting transcripts and recordings to uncover behavioral patterns, communication insights, and actionable feedback. Identifies when you avoid conflict, use filler words, dominate conversations, or miss opportunities to listen. Perfect for professionals seeking to improve their communication and leadership skills.