Swiss Knife 🔧

A collection of useful Rust CLI tools for various automation tasks. Built with performance and user experience in mind.

中文版 | English

Overview

Swiss Knife is a growing collection of command-line utilities written in Rust, designed to handle common tasks efficiently with beautiful user interfaces.

Available Tools

1. convert - Video Transcription & Content Generation

A high-performance tool for video transcription and AI-powered content generation.

Features:

• 🚀 Concurrent Processing: Leverages Tokio async runtime for parallel chunk transcription
• 📊 Real-time Progress: Beautiful progress bars for every processing step
• ♻️ Smart Caching: Automatically detects and reuses processed files
• 🎯 Auto-chunking: Long videos are automatically split and processed in parallel
• 🎨 Colored Output: User-friendly colored terminal output
• 📦 Auto-compression: Large audio files are compressed to meet API limits

Installation

From crates.io (Recommended)

cargo install swiss-knife

From Source

# Clone the repository
git clone https://github.com/tyrchen/swiss-knife
cd swiss-knife

# Build in release mode
cargo build --release

# Install to cargo bin directory
cargo install --path .

Usage

convert - Video Transcription

# Set up OpenAI API key
export OPENAI_API_KEY="your-api-key"

# Process a video file
convert <video_file>

# Example
convert ~/Videos/lecture.mp4

Output Example:

🎬 Processing video: "lecture.mp4"

⠋ Analyzing video duration...
Video duration: 2500 seconds

⚠️  Video longer than 1300 seconds, processing in chunks...
   Will create 2 chunks

⠏ [########################################] 2/2 chunks processed
✅ All chunks merged into complete transcript

⠋ Generating content with GPT-5-mini...
✅ Content generated successfully!

✨ Processing complete!
📦 All files saved in /tmp

More Tools Coming Soon

Stay tuned for additional utilities to be added to the Swiss Knife collection!

System Requirements

For convert tool

• FFmpeg (for audio extraction)
• FFprobe (for video analysis)
• OpenAI API key

General

• Rust 1.70+
• Linux/macOS/Windows

Contributing

Contributions are welcome! Feel free to:

• Add new tools to the collection
• Improve existing tools
• Report issues or suggest features
• Submit pull requests

Roadmap

• Add more video/audio processing tools
• Add text processing utilities
• Add file management tools
• Add network utilities
• Add development helper tools

License

MIT License - see LICENSE file for details.

Author

Tyr Chen tyr.chen@gmail.com