SaBA: Sample Browser Application

Sample Browser Application (SaBA) on a single thread/process. The browser runs on Mac/Linux as a CUI application or on Wasabi OS as a GUI application.

The book is published on Nov 9, 2024!

『［作って学ぶ］ブラウザのしくみ──HTTP、HTML、CSS、JavaScriptの裏側』 is written in Japanese. The book describes how to make your own browser from scratch in Rust. The code used in the book is based on this repository.

Supported Features

It supports sending/receiving HTTP GET request/response, basic HTML tags, basic CSS syntax and basic JavaScript syntax.

• [x] Handle HTTP GET request/response
• [x] Basic HTML tags (html, head, body, h1, h2, p, etc.)
• [x] Basic CSS syntax (background-color, color, display, etc.)
• [x] Basic JavaScript syntax (addition, subtraction, variable, function)

Upcoming features:

• [ ] QUIC (HTTP/3) protocol
• [ ] HTTPS
• [ ] More HTML tags
• [ ] More CSS syntax
• [ ] GUI on Mac/Linux

How to Run

GUI Application on Wasabi OS

You may not be able to run via cargo run because the target architecture is different from your environment. So use a helper script to run the code,

$ ./run_on_wasabi.sh

CUI Application on Mac/Linux

For CUI browser on your host computer,

$ cargo run --features=cui --bin=saba_cui --no-default-features

GUI Application on Mac/Linux

GUI on Mac/Linux is not supported yet.

For GUI browser on your host computer,

$ cargo run --features=gui --bin=saba_gui --no-default-features