Language: 🇯🇵 | 🇺🇸

This page showcases software projects I have developed as personal projects.

Game Boy Emulator Link to heading

A Game Boy emulator implemented in Rust. It can be compiled to WebAssembly and run directly in a web browser.

• Language: Rust
• Demo: tekito.net/gameboy
• Development period: October 2018 ~
• Source code: github.com/rim-buei/gameboy

Proto OS Link to heading

A hobby operating system developed for learning, following along with the Japanese book “ゼロからの OS 自作入門”. The goal is to gain a deeper understanding of how operating systems work by implementing the bootloader and kernel from scratch.

• Language: C++
• Development period: March 2026 ~
• Source code: github.com/rim-buei/proto-os