ONESOURCE Certificate Manager vs OpenSalesTax

ONESOURCE Certificate Manager

7.6 #28 in Tax Compliance Software

About ONESOURCE Certificate Manager

OpenSalesTax

7.2 #4 in Tax Engine Software

About OpenSalesTax
ONESOURCE Certificate ManagerOpenSalesTax
Free planNoYes
Free trialNoNo
Paid from—Free
Open sourceNoNo
Platformsapi, self-hosted, Web, Windowsapi, self-hosted
Real-time calculationYes—
Tax typesmultiplesales_tax
Commerce connectorsYes—
Exemption certificatesYes—
Free plan—Yes
API access—Yes

Both are listed in Best Tax Engine Software. On Inferse, ONESOURCE Certificate Manager scores higher on our published basis.