Open Source Alternatives to Claude code

Code is a powerful, community-driven command-line interface (CLI) designed to supercharge developer productivity with AI. As a fork of the original OpenAI Codex CLI, it focuses on real-world developer ergonomics, offering a fast and effective way to interact with AI coding agents directly from your terminal. Code stands out by integrating browser capabilities, supporting multiple AI agents, customizable theming, and advanced reasoning controls—all while maintaining full compatibility with upstream configurations and workflows.

Key features include:

• Multi-Agent Orchestration: Seamlessly orchestrate and switch between AI agents from providers like OpenAI, Anthropic (Claude), Google (Gemini), or any other supported service. This allows you to leverage the strengths of different models for various coding tasks.
• Browser Integration: Interact with web-based resources and automate browser tasks directly from the CLI, bridging the gap between local development and online tools.
• Theming System: Personalize your CLI experience with a flexible theming system, making your workflow visually comfortable and tailored to your preferences.
• Reasoning Control: Fine-tune how AI agents approach problems, giving you more control over the depth and style of code generation and problem-solving.
• Memory & Project Context: Code can remember context across sessions, enabling more coherent and context-aware assistance as you work on long-term projects.
• CI/CD and Automation Support: Run Code in non-interactive or CI modes, making it suitable for automated workflows and continuous integration pipelines.
• Model Context Protocol (MCP): Extend Code’s capabilities by configuring the Model Context Protocol, allowing for advanced integrations and custom workflows.
• Backward Compatibility: Fully compatible with existing Codex configurations, so you can migrate without friction and continue using your preferred setup.
• Local Authentication & Security: All authentication stays on your machine, ensuring your credentials and conversations remain private and secure.

Code is ideal for developers seeking a fast, extensible, and secure AI-powered coding assistant that fits seamlessly into terminal-based workflows. Its community-driven enhancements, multi-agent support, and focus on developer experience make it a compelling choice for anyone looking to boost productivity with the latest AI technologies while retaining full control over their environment.