SaBA (Sample Browser Application)

Small educational Rust browser by Asami (d0iasm) handling HTTP, HTML, CSS and basic JavaScript; it runs in text mode on Linux/macOS or with a GUI on WasabiOS, hikalium's toy OS, and serves as the code for the Japanese book “[作って学ぶ]ブラウザのしくみ” (2024).

Facts

Developer

Asami (d0iasm) and hikalium

Website

github.com

Engine

Proprietary

Platforms

LinuxmacOSOther

Details

WasabiOS (toy OS in Rust, x86-64/QEMU)

Popularity

20/100 — ≈170 stars (SaBA) + ≈330 stars (WasabiOS); book published

Key versions

1. Aug. 11, 2022
   —First commit, starting from the vulbr project's code.[1]
2. Dec. 9, 2022
   —no_std port to run on the Wasabi OS system.[2]
3. Jan. 27, 2023
   —JavaScript execution enabled.[3]
4. Feb. 28, 2024
   —The toybr project is renamed SaBA.[4]
5. Nov. 9, 2024
   —Release of the book accompanying the project.[5]
6. Oct. 20, 2025
   —Latest commit.[6]

Version sources: [1] d0iasm/saba (GitHub), [2] d0iasm/saba (GitHub), [3] d0iasm/saba (GitHub), [4] d0iasm/saba (GitHub), [5] d0iasm/saba (GitHub), [6] d0iasm/saba (GitHub)

Sources

1. https://github.com/d0iasm/saba
2. https://github.com/hikalium/wasabi