Everything I have shipped, by kind.

Next.js, TypeScript, Web Workers, Canvas 2D, Zustand, JSZip

Browser-based photo editor for fine art print and t-shirt preparation. Non-destructive grayscale pipeline with interactive curves, threshold knockout with feather control, dual split preview, and batch multi-size export at 300 DPI. All processing runs off-thread via Web Workers with OffscreenCanvas.

React Native, Expo, React Native Skia, RevenueCat

One zoom gesture, every scale. A single Skia-rendered timeline engine powers two lenses: Cosmos zooms from the ISS overhead to the edge of the observable universe, History walks roughly 900 curated events across recorded history. Free Cosmos hook, RevenueCat-gated paid History pack.

Next.js, Lexical, Yjs, WebSockets, TypeScript

Local-first collaborative rich text editor. Content saves to IndexedDB instantly and syncs between clients in real time via WebSocket and Yjs CRDTs. Includes a formatting toolbar, Gutenberg book seeding for performance testing, and a custom collaboration server with room management.

Next.js 15, TypeScript, Astronomy Engine, Prisma, PostgreSQL, Stripe

Progressive Web App calculating planetary and lunar positions in real time using the Astronomy Engine library. A 1,300+ page programmatically-generated grimoire, Stripe-billed subscriptions, and a custom MCP server exposing 60+ tools for AI-assisted content and analytics.

Next.js, Turborepo, Drizzle ORM, PostgreSQL, Docker, Postiz

Self-hosted social media scheduling platform managing multiple brands across 8+ platforms. Turborepo monorepo with a Next.js frontend, a Node.js BFF, and a self-hosted Postiz + Temporal stack on Hetzner via Docker Compose.

Next.js, WebAuthn, Push API, Service Workers

A COO-in-a-browser-tab for running several products from one screen. Live PWA polling health, revenue, social, and deploy status across every product, with a human-approval queue for AI-proposed actions below an autonomy threshold and a custom pixel-art canvas representing each business as a room.

TypeScript, Next.js, Prisma, SQL, GPT-4, React Three Fiber, SwiftUI

Custom CMS for cataloguing crystals with structured filters for colour, chakra, and properties, and GPT-4-generated descriptions. Also built as a native iOS companion app with camera-based AI crystal identification against the same API.

Next.js, TypeScript, OKLCH, Tailwind CSS

Real-time theme builder powered by OKLCH colour science. Multiple colour scales with semantic token mapping, 11-step palette generation with perceptual lightness curves, sRGB gamut clamping, WCAG contrast checking, live UI preview with light/dark toggle, and export to CSS variables, Tailwind config, JSON, or Style Dictionary tokens.

Next.js, Tailwind CSS, Framer Motion, TypeScript

Interactive typography explorer for variable fonts, optical sizing, and fluid type scales. Features real-time axis manipulation with spring animations, side-by-side font comparison, clamp() CSS generation, URL state persistence for shareable configs, and a classic specimen sheet. Includes Inter, Fraunces, Recursive, Roboto Flex, Playfair Display, and Source Serif 4.

Next.js, Framer Motion, Spring Physics, GLSL, TypeScript

Design engineering component library. Cursor-reactive buttons, spotlight cards, ripple effects, and shader-driven playground experiments. Dark, luminous aesthetic with spring physics and GPU-accelerated animations.

JavaScript, Rollup, Jest, npm

Published npm package adding customisable click and hover effects to any website. 13 built-in effects with gravity, rotation, spread radius, and spring-based easing curves. Zero dependencies, ~1KB, framework-agnostic with TypeScript declarations.

Node.js, Ink, React, chalk

Terminal portfolio rendered entirely in the command line using Ink and React. Browse projects, links, and bio with arrow key navigation, gradient ASCII header via ink-gradient, and colour-coded sections for products and experiments. Published to npm as a global package. Run npx sammii from any terminal.

Next.js, Vercel Edge Middleware, PostgreSQL, Recharts

Custom analytics platform built on Next.js Edge Middleware for zero-latency tracking and PostgreSQL for persistence. Self-populating dashboard via Cloudflare Worker cron job that simulates traffic from global edge locations.

Next.js, Prisma, PostgreSQL, TypeScript, Zod

Feature flag and A/B testing service with a dashboard, drop-in JS SDK, and real statistical significance engine. Deterministic variant assignment via MurmurHash3, two-proportion z-tests with Wilson confidence intervals, and a sub-2KB SDK using sendBeacon for reliable conversion tracking.

Next.js, Turborepo, Groq (Llama 3.3 70B), Prisma, Chrome Extension MV3

AI-powered prompt builder for Midjourney, FLUX, and DALL·E. Describe what you want in plain English and get three variations tuned for safe, creative, and experimental outputs, with iterative refinement, per-platform parameter formatting, and a Chrome extension that injects the builder into any page.

Next.js, Ollama (local LLM), Kokoro-82M, Orpheus 3B, ffmpeg

AI podcast generator that turns any text, URL, or content path into a fully produced two-host episode at roughly $0.04 each. Local Ollama LLM for script generation, Kokoro-82M and Orpheus 3B TTS synthesis, ffmpeg audio assembly, RSS feed output, and a web UI with real-time generation progress.

Node.js, Shell, Claude Code SDK, Windmill

Autonomous content command centre orchestrating 14 specialised AI agents across a multi-stage pipeline: scriptwriting, editing, optimisation, scheduling, engagement, SEO, and performance analysis. The live control room is a visualisation of that pipeline: each agent, its role, and the order they run in.

Next.js, SwiftUI, Llama 3.3 70B, Whisper Large V3 Turbo, RevenueCat, Prisma, PostgreSQL

AI-powered spoken interview practice platform. Record answers, get automatic transcription via DeepInfra Whisper, and receive multi-dimensional scoring on delivery (WPM, fillers, confidence, intonation) and content quality (STAR methodology, impact, clarity). Also built as a native iOS app with on-device Apple Speech transcription, a watchOS companion, and home-screen widgets.

Next.js, Remotion, FLUX, Kling, DeepInfra, fal.ai

Automated daily content pipeline generating witchcraft and astrology illustrations, carousels, reels, and stories using FLUX image-to-image generation, Kling video synthesis, and Remotion compositions, then scheduling everything via Spellcast.

Node.js, TypeScript, tsup, Prompts

CLI scaffolder for Model Context Protocol servers. Interactive prompts for project name, description, and example tool selection, then generates a TypeScript project with the MCP SDK, Zod validation, stdio transport, and dev mode with auto-reload. Published on npm.

Next.js, Vercel Edge Middleware, React Email, Resend

A daily color platform built with Next.js that combines an interactive color recognition game with automated email delivery and social sharing.