LanJet — Fast LAN File Sharing in One Command

A blazing-fast, zero-config LAN file sharing tool written in Rust. Start a lightweight HTTP file server with a clean Web UI and QR code access — all in one command.

Features

Core

• Recursive directory scanning
• Predictable and safe path handling
• Automatic LAN IP detection
• MIME type detection
• Graceful shutdown (Ctrl+C)
• Structured access logs (tracing + tower-http)

CLI & UX

• Beautiful startup banner
• Optional QR code for mobile access
• Auto-open browser on startup
• Configurable host binding (--local-only)
• .lanjetignore support (similar to .gitignore)

Web UI

• Clean HTML interface (no JS, no external assets)
• Click to download files
• File icons based on MIME type
• File metadata (size, type, modified time)

Installation

Install via Cargo

cargo install lanjet

Install via cargo-binstall

cargo binstall lanjet

Quick Start

Share the current directory:

lanjet

Share a specific path:

lanjet --path /path/to/files

Start on a different port:

lanjet --port 8080

Local-only mode:

lanjet --local-only

Show QR code in banner:

lanjet --show-qrcode

CLI Options

Flag	Description	Default
--path	File or directory to share	.
--port	Port to bind	80
--ignore	Ignore rule file	.lanjetignore
--local-only	Bind only to localhost	false
--show-qrcode	Display QR code in banner	false
--no-browser	Disable auto-open browser	false
--no-banner	Disable banner	false

Ignore Rules

LanJet supports ignore files similar to .gitignore.

Example .lanjetignore:

*.log
*.tmp
.DS_Store
node_modules/
target/

Web Interface

After starting the service, open:

http://<LAN-IP>:<PORT>

You will see a clean interface listing all files.

License

This project is licensed under the MIT License.

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LanJet — Making LAN file sharing fast, simple, and beautiful.