Show HN: PhenixCode – Open-source, self-hosted alternative to Copilot Chat

说明与用途

PhenixCode 是一个开源的自托管 Copilot Chat 替代品，完全在本地运行，提供对模型和数据的完整控制。

问题

Need a code assistant that runs locally, avoiding subscription costs and cloud data transfer.

结果

PhenixCode provides a free, local code assistant alternative to Copilot Chat, enabling full control over models and data while remaining lightweight and cross-platform.

工作流

• Developed PhenixCode in pure C++ with RAG architecture using HNSWLib for vector search and SQLite for metadata.
• Built UI with Svelte and webview for lightweight, cross-platform experience.
• Dogfooded the tool for several weeks on personal projects.
• Seeking feedback on usability and bugs from the community.

证据

I built PhenixCode as an open-source alternative to GitHub Copilot Chat.

来源

PhenixCode lets you use local models (completely free) or plug in your own API keys.

来源

Tech stack: Pure C++ with RAG architecture (HNSWLib for vector search, SQLite for metadata).

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