Local-AI-Virtual-Assistant-

Complete code & tutorial to build your own private, offline AI voice assistant with Python in 2026 using Ollama, Whisper, LangChain & Gradio. Fully local – no cloud, no subscriptions.

Local AI Virtual Assistant (2026)

Build your own private, offline AI voice assistant with Python – no cloud, no subscriptions

This repository contains the complete source code accompanying the in-depth tutorial:

🔗 How to Build Your Own AI Virtual Assistant with Python in 2026

Create your personal Jarvis-style assistant that runs 100% locally using open-source tools.

Features

• Fully offline voice input & output (Whisper + pyttsx3)
• Local LLM brain powered by Ollama (Llama 3.2, Qwen2.5, etc.)
• Conversation memory with LangChain
• RAG for querying your personal PDFs/documents (Chroma vector DB)
• Web-based chat UI (Gradio or Streamlit)
• Task automation tools ready for extension
• Maximum privacy – nothing leaves your device

Quick Start

1. Install Ollama

Download from https://ollama.com and run:

ollama run llama3.2

## 2. Clone the repository
```bash
git clone https://github.com/Emmimal/Local-AI-Virtual-Assistant.git
cd Local-AI-Virtual-Assistant

3. Set up Python environment

python -m venv venv
source venv/bin/activate        # On Windows: venv\Scripts\activate
pip install -r requirements.txt

4. Run the assistant

Web UI (recommended):

python ui/gradio_app.py

Voice + Text mode:

python voice_assistant.py

Project Structure

Local-AI-Virtual-Assistant/
├── brain.py                  # Core LLM logic with memory
├── voice_input.py            # Live microphone + Whisper STT
├── tts.py                    # Text-to-speech output
├── rag.py                    # RAG setup with Chroma
├── tools/                    # Example automation tools
├── ui/
│   ├── gradio_app.py         # Gradio web interface
│   └── streamlit_app.py      # Alternative Streamlit UI
├── voice_assistant.py        # Full voice-enabled loop
├── requirements.txt
├── .env.example
└── README.md

Full Step-by-Step Tutorial

Read the complete guide with explanations, code walkthroughs, and screenshots:
👉 https://emitechlogic.com/how-to-build-your-own-ai-virtual-assistant/

Contributing

Contributions, issues, and feature requests are welcome! Feel free to fork and submit pull requests.

License

MIT License – feel free to use, modify, and share.

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Built with ❤️ by @Emmimal

⭐ Star this repo if it helped you build your own AI assistant!