OpenSalesTax pricing
2 plans read from github.com
Free / open sourceFree Apache 2.0 · self-hostable · US sales tax calculation API Read 4 Oct 2026 · github.com
Free self-hosted engineFree Docker or source deployment · REST API · hosting and maintenance are your responsibility Read 15 Oct 2026 · wiserreview.com
In short
- OpenSalesTax has a free plan (Free / open source).
What the alternatives costAll alternatives →
| Tool | From | Free plan | Free trial |
|---|---|---|---|
| Kintsugi | $75/mo | Yes | No |
| Numeral | $75/mo | Yes | No |
| ShipVAT | $49/mo | Yes | Yes |
| Avalara AvaTax | $58.25/mo | No | No |
| ONESOURCE Determination | — | No | No |
| CCH SureTax | — | No | No |
| CCH Tagetik | — | No | No |
| Stripe Tax | — | No | No |