Run AI Coding Assistants Locally for Free Using Qwen and DeepSeek Models

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Developers can now replace paid tools like GitHub Copilot with free, locally run coding models such as Qwen2.5-Coder and DeepSeek-Coder-V2, which have matured significantly in quality and usefulness. The setup relies on Ollama to serve models and the open-source Continue.dev extension to integrate them into VS Code or JetBrains editors. A laptop with 16GB of RAM can comfortably run the 7-billion-parameter Qwen2.5-Coder model for daily tasks like chat, refactoring, and code explanation. Because all processing happens on-device, no code is sent to external servers, making it suitable for proprietary or NDA-protected projects. The main trade-offs compared to cloud-based tools are slower response times and lower output quality, particularly on complex multi-file reasoning tasks.

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