Projects

Personal-finance tools in English and Swedish. Explore financial independence with a FIRE calculator that brings savings, investment returns and pension income into the same plan.

Save word lists, practise between language pairs and focus on the words that need more work. Statistical sampling adapts the tests to your results, and a built-in LLM integration powers several AI-assisted features.

The fishing club’s website, with information about the association, its activities and its island clubhouse on Stora Rävholmen.

A playground for LLM providers and routers. Send requests, inspect the full response, and try small LLM tools and games. Works with OpenRouter, Requesty, LLM Gateway or any OpenAI-compatible endpoint; bring your own API key.

Convert currencies and generate your own cross-rate tables. A JavaScript application using exchange-rate data from Coinbase.

The original vocabulary exercise: enter word pairs or paste lists, then test yourself on the translations. Includes CSV import and export.