Dev Raccoons

A city journal for Seattle: curated places, guides and a weekly letter, built from a Figma design with live multiplayer cursor presence.

Next.js · WebSocket presence · 2026

Public records such as SEC filings, 13F holdings and government data, tied into plain-English cause-and-effect chains. Every arrow says who said so.

Next.js · Workers · Postgres · 2026

Unified asset monitoring across banks, brokerages and crypto. Reads your portfolio against guru 13F filings, macro signals and a live world event map.

Next.js · Supabase · 2026

A webtoon studio with AI character generation, a scene-based canvas editor with layers and speech bubbles, and one-click publishing.

Next.js · Canvas editor · 2026

Photograph a book page and BookLens reads it: on-device OCR with skew correction, translation, underline and highlighter detection, then spaced-repetition flashcards.

SwiftUI · Vision · Translation · 2026

A publishing desk for Threads. Finds what went viral in each country, drafts posts per language, schedules them through the official API and follows up with engaged commenters.

Next.js · Threads API · 2026

Tracks YouTube shopping Shorts with product tags and ranks the videos, products and sellers trending in each market and niche.

Node · TypeScript · 2026

Interview practice for system design and spoken English at once: a six-stage AI interviewer, concept notes in two languages and grammar feedback on every answer.

Next.js · Structured LLM output · 2026

A dual n-back working-memory trainer with position and audio stimuli, adjustable n-level and keyboard-first play.

Next.js · Web Audio · 2025

English listening practice in real noise. Clean speech is mixed into field recordings and the signal-to-noise ratio is the difficulty: listen, dictate, grade, review.

Expo · Audio rendering engine · 2026

One shortcut saves the current YouTube moment with its caption, or a highlight on any page, as a bookmark you can jump straight back to.

Manifest V3 · Supabase sync · 2026

A Chrome Web Store release desk for macOS: preflight checks, screenshot capture, promo images, listing copy and upload in one pipeline.

Electron · Playwright · 2026

Paste a LeetCode problem, write Python and watch it run step by step: array pointers, DP tables, linked lists, trees and the call stack.

Next.js · Pyodide · 2026

A menu bar controller for external monitors: brightness, contrast and input switching over DDC, with media-key support on Apple Silicon.

SwiftUI · DDC/CI · 2026

166 pages of handwritten English notes, scanned and transcribed into a searchable reader with a Leitner flashcard deck.

React · OCR transcription · 2026