Designing and building digital things, with care.

I’m Mingyu Jung (also known as GreenScreen410, pauljjang410), a developer who occasionally designs. I build the things I want to see exist — mostly as open-source projects, so the work stays in the open.

Selected Work

012021 — present

GreenBot

A long-running Discord bot built around the idea of information for all — small commands and tools that have grown alongside the communities using them.

Discord bot · TypeScript ↗
022025 — present

blog.6r33n.kr

A quiet writing space for notes, learnings and small experiments — built end-to-end and kept open in the same repo.

Personal blog · Next.js ↗

Latest from blog

All posts ↗

— No posts yet

First entries are on their way.

— Get in touch

me@6r33n.kr

Elsewhere

GitHub ↗