Show HN: OpenTaxRate – open-source US sales tax rates by street address
By winxton · 2026-10-28 · 4 points · 0 comments
https://github.com/equated-org/opentaxrate
I built this because I tried many sales tax APIs and the problems were: a) the rates were a black box with no source attached b) lookups resolved by ZIP code. ZIP codes are postal routes, not tax jurisdictions. Stripe's Tax team wrote a good post on this [1]: two houses in Drexe…
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