Building and shipping AI-powered developer tools, native apps, reusable Unity systems, and automated content workflows.
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A Korean technology publication covering AI coding tools, practical workflows, technical comparisons, and automation experiments. |
A portable Unity UI layout skill and prompt pack for Codex, Claude, and Google Antigravity. |
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A provider-switching AI coding assistant for VS Code with inline completions, inline chat, commit messages, and local or remote model support. |
A Codex-centered CLI and skill layer for context retrieval, project-brain bootstrapping, drift checks, diagnostics, and warning-first guardrails. |
| App | What it does | Platform |
|---|---|---|
| Duskore Sudoku | Classic 9×9 Sudoku with four difficulty levels, pencil notes, undo, hints, and locally saved progress. | iPhone · iOS 15+ · Games |
| Duskore Hexa Merge | A honeycomb number puzzle with matching-tile merges, scoring cascades, and Game Center leaderboards. | iPhone · iOS 15+ · Games |
| Mikuji | A shrine-inspired, local-first space for writing down a thought, tying it away, and revisiting it later, with optional cloud sync. | iPhone · iOS 15+ · Lifestyle |
| receipt - 영수증 가계부 | A privacy-first expense tracker with on-device receipt scanning, editable line items, statistics, and CSV export. | iPhone · iOS 18+ · Finance |
| 일본어 쓰기장 | Handwriting practice for hiragana, katakana, words, and sentences, with custom word lists, Anki vocabulary import, smart review, and iCloud sync. | iPhone & iPad · iOS 16+ · Education |
View all apps on the App Store →
| Project | Focus | Stack |
|---|---|---|
| unity-mcp-ui-layout | Agent-ready Unity UI layout skill and prompt pack | Unity · MCP · Shell |
| Context-LSP | Repo-aware context retrieval and guardrails for AI coding workflows | JavaScript · CLI · Codex |
| HyperCasualModules | Reusable Unity 6 modules, LiveOps systems, and procedural puzzle gameplay | Unity · C# · UPM |
| AI-Usage | Desktop usage widget for Cursor, Codex, Antigravity, and other AI coding tools | Python · macOS · Windows |
| roguelike-game-designer-skill | Portable agent skill for designing roguelike systems, balance, progression, and procedural generation | Agent skills · Game design |
| clipnote | Local-first CLI and Chrome extension that saves web pages and papers as structured Markdown | Python · Chrome extension |
| unity-resource-rag | Asset-aware RAG pipeline and MCP sidecar for building Unity interfaces from references | Python · Unity · MCP |
- NoPilot — multi-provider AI coding assistant with local-model support.
- Git Roast — a sharp pre-commit review ritual for staged Git diffs. Source
- Blog: Vibe Programming Lab
- App Store: Apps by Seunghu Song
- VS Code Marketplace: hanjo92
- LinkedIn: Seunghu Song
- Email: gooldare@naver.com




