copyparty vs File.io

copyparty is an open‑source, web‑based file server that lets you share directories, sync data, and collaborate without relying on third‑party cloud services. It runs on Windows, macOS, Linux and any system with a modern browser, offering a lightweight yet powerful alternative to traditional file‑hosting platforms. Designed for developers and power users, copyparty provides fine‑grained permission controls, API access, and extensibility through plugins, making it suitable for everything from ad‑hoc file drops to automated build artifact distribution.

File.io is a streamlined file-sharing platform designed for privacy, convenience, and automation. Users can quickly upload documents, media, or archives and share the generated links across various communication channels. The service stands out for its ephemeral storage model, ensuring that files are automatically deleted after being downloaded once or after a specific time period. Additionally, it offers a robust REST API for seamless integration into custom applications and workflows.

• Fully open source and free
• Runs on all major desktop OSes
• Fine‑grained permission system
• Extensible via Python plugins

• Extremely simple and intuitive interface
• Automatic deletion prevents lingering sensitive data
• Developer-friendly REST API
• No registration required for basic sharing

• No official commercial support
• Requires manual self‑hosting and maintenance
• Limited mobile app experience

• Files disappear after the first download by default
• Limited storage capacity on the free tier
• Not suitable for long-term file storage or archiving