Open data projects

I build free tools that turn public open data into something people can actually use. For the common good.

Each site uses official public data and credits its source. No sign up, no ads.

Electricity

Sähkö (Finland): Finnish spot electricity prices with the cheapest hours to run appliances.
Elpris (Denmark): Danish hourly electricity prices for both regions, with the cheapest times of day.
Elpris idag (Sweden): Swedish electricity prices today for all four price areas, shown hour by hour.
Strømpris i dag (Norway): Norwegian electricity prices today for every price area, with the cheapest hours.
Precio luz (Spain): Spanish regulated electricity price by hour, today and tomorrow, in plain view.
Strompreis heute (Germany): German day ahead electricity prices by hour, so you can shift your usage.
Stroomprijs vandaag (Netherlands): Dutch day ahead electricity prices by hour, with the cheapest times highlighted.
Tarifa energia (Brazil): Brazilian household electricity tariffs by utility and state, plus the current tariff flag.

Prix carburant (France): Map of French fuel stations that finds the cheapest fuel near you.
Gasolina barata (Spain): Map of Spanish petrol stations that finds the cheapest fuel near you.
Precio gasolina (Mexico): Map of Mexican gas stations that finds the cheapest fuel near you.
Garitas (US Mexico border): Live wait times at US land border crossings, in Spanish and English.
Tide times (US): High and low tide times for US coastal stations and beaches, by day.

Kenteken check (Netherlands): Look up any Dutch licence plate to see the official vehicle registration details.
Recall check (US): Check a car by VIN or model for open safety recalls in the US.
Yrityshaku (Finland): Search Finnish companies and see their public registry details and key financials.
Kuntatalous FI: Debt, vuosikate and balance sheet figures for every Finnish municipality, side by side.

Brick Shelf: Browse LEGO sets by theme and year, with parts and minifigure details.
Euro coins: Catalogue of commemorative two euro coins by country and year, in eight languages.

100 years ago today: Read American newspaper front pages from exactly one hundred years ago today.

Teletekst (Netherlands): Retro teletext pages with Dutch electricity prices, weather and exchange rates.
Videotext (Germany and Austria): Retro teletext pages with electricity prices, weather, exchange rates and Bundesliga tables.
Text TV (Sweden): Retro teletext pages with Swedish electricity prices, snow forecasts and exchange rates.
Tekst TV (Denmark and Norway): Retro teletext pages with Danish and Norwegian electricity prices, weather and currencies.