Open-source Irish salary after tax calculator. Income Tax, USC and PRSI for 2025, 2026 and Budget 2027, with every step of the maths shown. Private by design with no tracking, and self-hostable with Docker or a single HTML file.
preact self-hosted ireland usc tax-calculator salary-calculator paye material-design-3 prsi budget-2027
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Updated
Oct 20, 2026 - TypeScript