Step 2 of 4 · ProjectsBy tax area
All projectsBy tax areaPayroll tax
14 open source projects for payroll tax.
Every project on the list whose tax area includes Payroll tax, grouped by kind. Entries without a warning come first in each group; the labels mark what to check.
14 projects12 maintained5 on the map11 jurisdictions + globalFacts checked 6 Oct 2026
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Labels mark what to check before you rely on an entry: inactive or archived code, demos, paid services and unclear licences. Only maintained projects for companies and tax authorities appear on the map. Search and filter the whole list.
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