Saibius – Lightweight, cross-platform micro-server for instant file sharing

Summary: Saibius is a Rust-based micro-server that instantly exposes local files and directories over a network without installation or setup. It enables fast, temporary file sharing with dynamic port allocation and built-in LAN IP detection, supporting HTTP Range and zero-copy transfers.

What it does

Saibius runs as a single binary command to serve files via a built-in web server, automatically selecting available ports and detecting LAN IP addresses. It supports Sendfile-based transfers and works across Linux, Windows, macOS, and ARM environments.

Who it's for

This tool is designed for users needing temporary file sharing, including researchers, developers, and marketers.

Why it matters

It eliminates the complexity and security issues of traditional file sharing methods by providing a fast, simple, and setup-free solution for temporary network file exposure.