Ray.so
A tool to generate high-quality images of your code snippets with customizable themes, backgrounds, and syntax highlighting. Perfect for documentation, social media, or presentations.
Ray.so is an open-source alternative to:

Ray.so is a lightweight tool designed to transform your code into visually appealing images. Whether you're sharing snippets on social media, documenting projects, or creating presentations, Ray.so makes it easy to customize themes, backgrounds, and syntax highlighting to match your style.
Key Features
- Customizable Themes: Choose from a variety of syntax color themes to match your preferences.
- Background Options: Toggle between light and dark backgrounds or hide it entirely.
- Dark/Light Mode: Seamlessly switch between dark and light window themes.
- Line Numbers: Optionally display or hide line numbers in your code images.
- Padding Control: Adjust padding around your code snippet for better visual presentation.
- Language Support: Automatically detects and highlights syntax for multiple programming languages.
- Instant Export: Download your code image in PNG format with a single click.
- No Installation Required: Works entirely in your browser—no setup or downloads needed.
Tech / Self-Hosting
Ray.so is a web-based tool and does not require self-hosting. It is developed and maintained by Raycast, a company focused on developer productivity tools. The service is free to use with no account required, though Raycast offers additional developer tools and services.