Your Private Code Assistant

Open-source alternative to GitHub Copilot Chat

Self-hosted • Free with local models • Fully customizable

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PhenixCode demo showing chat-based code assistance

Why Choose PhenixCode?

GitHub Copilot

  • $10–20/month subscription
  • Cloud-only processing
  • Limited customization
  • Your code sent to external servers

PhenixCode

  • Free with local models
  • Self-hosted on your hardware
  • Fully customizable
  • Your code never leaves your machine

Built for Developers

🔒 Privacy First

Run entirely on local models or integrate with your own APIs. Your proprietary code stays on your machine.

💰 Zero Subscriptions

One-time setup with local LLMs means no monthly fees. Use cloud APIs only when you choose.

🎯 RAG-Powered

Retrieval-Augmented Generation grounds answers in your actual codebase, eliminating hallucinations.

⚡ Fast Vector Search

HNSWLib-based similarity search finds relevant code instantly across large codebases.

🔧 Fully Customizable

Configure chunking, embeddings, retrieval strategies, and more via a single JSON file.

🌐 HTTP API

Built-in REST API and JWT authentication for team access and custom integrations.

Get Started in Minutes

  1. Download the release for your platform (Windows, Linux, macOS)
  2. Extract and run phenixcode-core setup to configure
  3. Start the server: phenixcode-core serve
  4. Launch the UI: phenixcode-ui
  5. Ask questions about your codebase!