p. 05 · projects
Products I built, start to finish.
Product, system, code, and infrastructure, usually alone or with one partner. Plus the open-source tools I use to build them.
Products
featured · AI InfrastructureBETADexby.aiTools and sign-in for AI agentsTools and auth for AI agents. Dexby gives agents secure access to 1,000+ apps, handling credentials, OAuth, tool search, and execution so every action runs as the right user and is audited.TypeScriptCloudflare WorkersAWSPostgresMCPTravel · co-ownerJetseenVisa and tax-residency day trackeriOS app for tax residency and visa day tracking. Counts days per country against Schengen 90/180, UAE 183-day, UK SRT, and US SPT rules, with visa reminders and a travel timeline.React NativeExpoTypeScriptLocal-firstiOSFitness · soloAIMy Trainer ConnectTrainer marketplace with an AI coachTwo-sided SaaS marketplace connecting personal trainers with clients. Program builder, meal plan builder, AI coach, real-time messaging, social feed, Stripe billing, and analytics.TanStack StartReact 19SupabaseOpenAIStripeSecurity · duoVouchStops free-trial abuseFraud detection platform combining email validation with device fingerprinting. Disposable email detection, IP reputation scoring, and real-time risk scoring with ALLOW/FLAG/BLOCK recommendations.Cloudflare WorkersCloudflare KVD1SupabaseStripeDevTools · soloAIKommentsComments with AI moderationDeveloper-friendly commenting platform for websites and blogs. Embeddable widget, AI moderation, reactions, threaded replies, Markdown support, and API docs for static-first sites.Cloudflare WorkersDurable ObjectsTypeScriptAstroWeb Componentslooking for client work?GrowthDay, Appointy, and Five Star live in the work log →
Open source
$ ls -l ~/ossdotagent/Engineering skills and shared instructions for coding agents: 16 focused skills plus one memory fragment, installed across Claude Code, Codex, Gemini CLI, and other agents through AgentSync.Agent Tooling · AI Agents · Skills · AgentSyncweb-smith/Design-to-code tool that extracts assets and design tokens, then rebuilds sites as Astro/Tailwind projects with Lighthouse and visual-diff checks.Astro · Tailwind CSS · AI Tooling · Visual Diffgeocoded/Open-source geography data API on Cloudflare Workers and D1 for countries, states, cities, IP lookup, timezones, currencies, languages, transport data, and country statistics.Cloudflare Workers · Hono · D1 · Astro · APIreact-file-browser/Storage-agnostic React file manager published on npm. One component drives S3, Cloudflare R2, Supabase Storage, or any backend through a small adapter, with resumable multipart uploads.React · TypeScript · npm · S3 · Cloudflare R2Lena/Local-first, encrypted app infrastructure built for Jetseen and Becoming: encrypted local databases, safe backups and restore, iCloud and Google Drive backups, search, StoreKit payments, and privacy-preserving GPS. Source-available on GitHub and published on npm.TypeScript · React Native · Local-first · Encryption · npm