Building things with data, property, and words.
Property tools, language resources, family apps, and the occasional bit of writing. Everything below is something I built.
Automated property valuations for the UK. Instant desktop valuations using Land Registry transaction data, energy performance certificates, and comparable evidence. Results are delivered as a one-page PDF report with confidence bands and supporting sales.
gadsdenvaluations.com
Distressed property signals before they hit the market. Monitors millions of properties across England and Wales for signs of financial distress, including county court judgements, repossession proceedings, and long-time-on-market anomalies.
ukpropertyscanner.com
Every listed building in England, mapped. Browse and search 400,000 listed buildings with grade filtering, conservation areas, and heritage-at-risk data. Draws on Historic England's National Heritage List with monthly updates.
buildings.andrewgadsden.com
A five-bedroom holiday house in the Herefordshire countryside. Booking site with availability calendar, dynamic pricing, and direct online reservations — no OTA fees, all enquiries handled in-house.
highcrosscorner.co.uk
Open-access Latin & Greek dictionaries and texts. A free reference library for classical languages with full-text search across Lewis & Short, Liddell & Scott, and a growing corpus of literary works — no account required.
classics.andrewgadsden.com
Music, Art, Theatre, Sculpture — history in motion. An interactive timeline map plotting cultural figures and movements across geography and time. Filter by discipline, century, or region to explore how cultural influence spread.
thetimelinemap.com
Every school and university teaching Classics, mapped worldwide. A searchable directory of institutions offering Latin, Greek, and classical civilisation courses, with contact details and course-level information scraped from institutional pages.
languagesmap.com
England's architectural and social history, place by place. A community-sourced archive of historical documents, photographs, and records mapped to their locations, covering listed buildings, local societies, and parish records.
history.andrewgadsden.com
A directory of Anglican church choirs in the UK. Each choir entry is evidenced from the church's own pages — choir type, service schedule, and contact details drawn directly from parish and cathedral websites.
churchchoirs.org.uk Under developmentFamily gift coordination without the spreadsheet. Share wishlists, claim gifts secretly, and avoid duplicates across your whole family — works across households and includes a browser extension for adding items from any shop.
mygiftsync.com
Shared shopping lists for families. Real-time collaborative lists that sync across devices so everyone in the household stays on the same page. Items checked off on one device disappear from all others instantly.
mylistsync.com
Learn to touch-type properly. A clean, distraction-free typing tutor with structured lessons and real-time accuracy tracking. Lessons progress from home-row basics to full keyboard fluency, with speed and accuracy scores after each exercise.
howtotype.co.uk
Internal project management. Task tracking, system health monitoring, and operational dashboards for all the projects on this page — plus a Claude agent queue for running autonomous background tasks.
Login requiredFamily dashboard. A central hub for family schedules, reminders, and household coordination — weather, calendar events, and shared notices on a single screen.
Login requiredFamily recipes. A private recipe book with search, categories, and meal planning — all the dishes we actually cook, with ingredient scaling and a shopping list export.
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Holiday let pricing engine. Dynamic pricing rules, competitor rate tracking, and revenue optimisation for a self-catering holiday property — feeds directly into the Highcross Corner booking calendar.
Login requiredIron condor trading system. Automated options scanning, position management, and trade execution via Interactive Brokers — monitors Greeks, manages adjustment triggers, and logs every fill to a trade journal.
Login requiredSmall business accounting. Invoicing, transaction tracking, and financial reporting built for sole traders and micro-businesses — reconciles against bank exports and produces a P&L and VAT summary on demand.
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