milisp/awesome-codex-cli

A curated list of awesome resources, tools, and tutorials for OpenAI Codex CLI

Awesome Codex CLI 🚀

A curated list of awesome resources, tools, and tutorials for OpenAI Codex CLI - the lightweight coding agent that runs in your terminal.

Codex CLI | Codex Web | Codexia GUI

What is OpenAI Codex CLI?

OpenAI Codex CLI is an open-source command-line tool that brings the power of OpenAI's latest reasoning models directly to your terminal. It acts as a lightweight coding agent that can read, modify, and run code on your local machine to help you build features faster, squash bugs, and understand unfamiliar code.

Key Features

• 🔒 Privacy First: Your source code never leaves your environment - all operations happen locally
• ⚡ Zero Setup: Single command installation with npm install -g @openai/codex
• 🖼️ Multimodal: Support for text, screenshots, and diagrams as inputs
• 🤖 Model Flexibility: Supports GPT-5, o3, o4-mini, and third-party models
• 🌍 Cross-Platform: Official support for macOS and Linux (Windows via WSL)

Installation & Setup

Quick Start

npm install -g @openai/codex # Alternatively: `brew install codex`
codex

Reasoning high

codex -m gpt-5 -c model_reasoning_effort="high"

Ollama

ollama download - open models

codex --oss -m gpt-oss:20b

Requirements

• Node.js and npm
• ChatGPT Plus, Pro, or Team account
• macOS or Linux (Windows via WSL)

Configuration

~/.codex/config.toml

[model_providers.gemini]
name = "gemini"
base_url = "https://generativelanguage.googleapis.com/v1beta/openai"
env_key = "GEMINI_API_KEY"

[profiles.gemini]
model_provider = "gemini"
model = "gemini-2.5-pro"

after config

codex --profile gemini

Official Resources

Documentation

• OpenAI Codex CLI Getting Started - Official getting started guide
• GitHub Repository - Official OpenAI Codex CLI repository
• OpenAI Codex Overview - Product overview and features

Blog Posts & Tutorials

• DataCamp Tutorial - Comprehensive tutorial on using Codex CLI
• Blott Studio Guide - Build faster code from your terminal
• Medium Tutorial - Quick 2-minute setup guide
• OpenReplay Integration Guide - How to integrate Codex CLI into your development workflow

GUI & Web Interface Extensions

Official Web Interface

• Codex Web - Official cloud-based agent with web interface
• Cloud Codex - Sandbox environments preloaded with repositories (ChatGPT Pro/Enterprise/Team/Plus users)

GUI Desktop Applications

• Codexia - Modern GUI for OpenAI Codex CLI with multi-session support and real-time streaming (Tauri v2)

IDE Integrations

• Codex VS Code Extension: Codex is OpenAI's coding agent that helps you write, review, and ship code faster. Use it side-by-side in your IDE or delegate larger tasks to the cloud.
• Codexia VS Code Extension: A VS Code extension that provides a chat interface for the OpenAI Codex CLI, allowing you to interact with AI coding assistants directly from your editor.

Use Cases

Development Tasks

• Refactoring: Modernize legacy code and improve structure
• Testing: Generate comprehensive test suites
• Bug Fixes: Identify and resolve issues quickly
• Documentation: Generate and maintain code documentation
• Feature Development: Scaffold new features and components

Specialized Tasks

• Frontend Development: React components, CSS generation, responsive designs
• Data Analysis: Dataset exploration, Python scripting, ML projects
• Code Understanding: Legacy code analysis, code reviews, architecture insights

Community

Discussions

• Hacker News Discussion - Community reactions and experiences
• Machine Learning Mastery - Understanding CLI commands

Learning Resources

• Apidog Blog - Open source coding agent overview
• Community tutorials and examples (contribute yours!)

Community Projects

• Plux - AI finder/explorer with visual file tree and one-click @files to AI context
• MCP-Linker - Cross-platform GUI for managing MCP configs across AI clients
• awesome-claude-dxt - Curated list of Claude Desktop Extensions
• awesome-gpt-oss - Curated GPT open-source resources and tools
• awesome-chatgpt-claude-agents - A curated collection of awesome ChatGPT & Claude agents, subagents, and AI-powered development tools

Contributing

This is an awesome list! Contributions are welcome. Please:

1. Read the contribution guidelines first
2. Check existing resources to avoid duplicates
3. Ensure links are working and relevant
4. Follow the established format
5. Submit a pull request with clear descriptions

Related Projects

• GitHub Copilot - AI pair programmer
• Cursor - AI-powered code editor
• Continue - Open-source AI code assistant
• Codeium - Free AI code completion

License

To the extent possible under law, the contributors have waived all copyright and related or neighboring rights to this work.