Building a personal finance app used to mean begging users to paste a CSV export — or worse, to share their banking password with a screen-scraping service. Open Banking was supposed to fix that, and under PSD2 it largely has. Every regulated EU/UK bank now exposes a standard API that returns y...
Source: [Dev.to](https://dev.to/johnfrandsen/building-a-personal-finance-app-with-open-banking-apis-in-2026-no-certificates-required-31fh)