Popular JavaScript / React / Node / Mongo stack Interview questions and their answers. Many of them, I faced in actual interviews and ultimately got my first full-stack Dev job :)

Pop-up dictionary browser extension for language learning. Successor to Yomichan.

Infinite Mario in HTML5 JavaScript - using Canvas and Audio elements

Minecraft clone written in Javascript.

Japanese word list from JLPT vocabulary

Matching the Japanese and English text of Final Fantasy VII, making it easier to create studying materials for Japanese.