epiphenomena

clogged

A plumbing-themed falling-block puzzle. Drop two-tone pipe couplings onto hairballs wedged in the drain and line up four of a colour to flush them away. An installable PWA that plays offline.

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cuento

Self-hosted, double-entry fund accounting for a small multi-subsidiary nonprofit. One Go binary and one SQLite file, a bilingual English/Spanish interface, an append-only audit trail and the reports a Form 990 preparer needs.

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More projects

dwell

A Bible reader PWA with pages that flip, pins, stars, cross references, tags, notes and a reading history. Works offline; an account syncs across devices. Vanilla JS on a Cloudflare Worker with D1.

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nimbus

A weather PWA built around a phone-sized meteogram: drag a finger across stacked temperature, rain, cloud and wind charts to read any hour. Pulls straight from the National Weather Service for any saved location (kept on the device), with a one-tap jump to live radar.

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promisetaxis

Tuktuk hailing and dispatch for Copán Ruinas, Honduras, run entirely over WhatsApp: customers hail in a couple of taps, drivers work from three reply buttons, the office gets a live board. Cloudflare Workers and D1, with a self-contained demo that runs the real dispatch code.

Code

chemipool

A mobile-first pool chemistry log and calculator: dosing for chlorine, pH, alkalinity and more, CSI, and a maintenance checklist.

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haildir

Turns a Maildir archive — even a 10 GB one — into a static HTML site with full-text search, processed incrementally.

Code

handymanager

A PWA and PHP/SQLite backend for a small handyman service: techs log work from their phones, the office tracks jobs from service call to paid.

Code

RallyMetric

A courtside stats tracker for volleyball: tally serves, passing, digs, sets and hits per player through a game, then export to CSV. Built by a 10th grader in 30 minutes.

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kindle-clippings-page

A small script that turns a Kindle's My Clippings.txt into a clean, static page of your highlights.

Code

theclicker

A classic clicking game: click the circle, buy double clicks and auto clickers, rebirth, and unlock skins, wallpapers, sounds and auras. Also vibe coded by a 4th grader.

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asteroids

A mobile-first Asteroids clone with explosive mines, across 15 waves. Everything but the README was vibe coded by a 4th grader using the Qwen coder CLI.

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