sf.ca / mission district

Rob Littlefield

just a dude explorin' AI by building shittyapps

view projects

Amateur amateur developer precisely cobbling together web tools. Rooted in vanilla JS — fluent in googling things.
Scrapbook of dev projects, local-history rabbit holes, and other curiosities..

JavaScript Python Supabase Leaflet PWAs Beekeeping
IssueLedger showing maintenance records organized into a legal evidence timeline

IssueLedger

A shared record for every maintenance issue — tenant entries, landlord notes, photos, and repair logs in one timestamped timeline. Export as a print-ready PDF when a manager, insurer, or attorney needs the full picture.

2026 JavaScript SaaS LegalTech visit
SFPDcalls interface showing live 911 dispatch map

SFPDcalls

Real-time 911 dispatch data mapped across San Francisco. Watch the city pulse.

2023 Vanilla JS TwitterBot Python visit
Baycast neighborhood temperature heat map of San Francisco

Baycast

San Francisco neighborhood temperature heat map. Hyper-local weather, visualized.

2026 JavaScript Supabase visit
HowOldHere app showing actor ages per episode

HowOldHere

Find out how old TV actors were when each episode filmed. Seinfeld, The Office, Friends, and more.

2026 JavaScript Zero-Backend visit
T1FP playlist sharing app

T1FP

That one friend's playlists (Bridget!) — discover and share music through the people who know your taste.

2026 JavaScript Supabase Stripe Payments Magic Links Sign-In Spotify visit
Backtest app showing historical SPY analog chart comparisons

Backtest

Matches the current SPY tape to historical analogs and shows the forward path that usually followed.

2026 JavaScript Basic Finance visit
Bureau for Corrugated Affairs cardboard rescue and adoption site with 90s retro feel

The Bureau for Corrugated Affairs

A fictional cardboard box rescue-and-repair adoption site built as a retro 90s web parody. The project treats discarded boxes like lovable rescue animals, with adoption flows, sponsor CTAs, and nonprofit language

2026 Parody 90s and retro design visit
Boston Seaport History archival waterfront photo

Boston Seaport History

Exploring the historic Boston neighborhoods of Fort Point & Seaport: 95 buildings from 1880-1929 preserved, once the wool capital of the world.

2020 History Photography visit
Levelset market dashboard showing stock charts

Levelset

Fast market dashboard for 3-month stock charts, watchlists, and live signals — everything in one view.

2026 JavaScript Supabase Finance visit
Househunt placeholder interface showing home listings and a neighborhood map

Househunt

A better way of looking at houses for sale.

2026 JavaScript
SF Change Radar placeholder interface showing an activity heat map and neighborhood change index

SF Change Radar

Maps SF neighborhood change—permits, projects, street work, and business churn—into a simple index showing where the city is heating up or shifting.

2026 JavaScript Public Data