Archives
All the articles I've archived.
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Building K-Saju 3: Casting friends as a K-Pop group
ENHow I added a crew feature to K-Saju, letting friends join a shared K-Pop group casting experience without permanently storing personal information.
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Building K-Saju 2: the hard part after launch was promotion
ENAfter launching K-Saju 1.0, I realized that getting feedback, explaining the product, and promoting it strategically are a different skill from building it.
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Building K-Saju 1: turning Korean saju into K-culture character cards
ENWhy I built K-Saju as a light, K-culture-friendly take on Korean saju, and how it became a character-card and chemistry-test side project.
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Turning one VPS into an AI agent home + a dev box I can reach from anywhere
ENIsolating the Hermes agent in a container, keeping Claude Code and a web terminal on the host, and exposing both with zero open ports using Cloudflare Tunnel + Zero Trust.
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Login-free comments, built by hand on Cloudflare
ENHow I added comments and moderation to a static Astro blog with no external service — Cloudflare Pages + D1 + Turnstile, with a Telegram bot doing the moderation.
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K-map-router — open Google Maps directions in Korea's map apps
ENA free tool that turns a Google Maps directions link into a Naver Map or KakaoMap route — built for travelers in Korea.
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Hello — building in public at Piyak Labs
ENAn English corner of Piyak Labs, where I share notes on the side projects I'm building.