Captnr

Open-source tool for generating descriptive image captions and alt-text using AI. Built with Hugging Face transformers and Gradio.

Features

• 🖼️ Image Caption Generation: Generate descriptive captions for images using AI
• 🚀 Gradio Interface: Fast, modern AI-Powered apps interface with the API ready feature
• 🤗 Hugging Face Integration: Uses state-of-the-art BLIP model for image captioning
• 📦 Batch Processing: Support for processing multiple images at once
• 🔥 GPU Support: Automatic GPU acceleration when available

Quick Start

Installation

1. Clone the repository:

git clone https://github.com/alinrajpoot/captnr.git
cd captnr

2. Install dependencies:

pip install -r requirements.txt

3. Run the server:

python main.py

The API will be available at http://localhost:9000

Usage

Once the server is running, visit http://localhost:9000 in browser.

Requirements

• Python 3.8+
• Gradio
• Hugging Face Transformers
• PyTorch
• Pillow (PIL)

Model Information

This tool uses the Salesforce/blip-image-captioning-base model from Hugging Face, which provides high-quality image captions suitable for accessibility and content description purposes.

License

Open source - feel free to contribute and improve!