Checkout.com vs TaxJar

Checkout.com (A collection of libraries and plugins for Checkout.com) and TaxJar (Making sales tax filing easier for more than 20,000 online sellers and merchants across the world.) both appear on the Smoower Developer Ecosystem Index.

Checkout.com (rank #152) holds a meaningful lead over TaxJar (rank #693) on the overall Smoower ecosystem score (52 vs 31). The gap of 21 points reflects composite signals across code, docs, community and reach.

On code quality (the state of repositories, tests, releases and polish), TaxJar is slightly ahead of Checkout.com. On education (docs, guides and learning material for developers), TaxJar is ahead of Checkout.com. On community (issue response, PR reviews and discussion health), Checkout.com is ahead of TaxJar. On reach (how visible the ecosystem is beyond its own repos), Checkout.com is clearly ahead of TaxJar. On momentum (release cadence and how fast the ecosystem moves), Checkout.com is clearly ahead of TaxJar.

Checkout.com carries 542 GitHub stars across 55 public repos, with 26 repositories active in the last 90 days and 11 external contributors on record. TaxJar shows 490 stars across 39 public repos, 1 active in the last 90 days and 3 external contributors.

Checkout.com is the stronger read for anyone weighting reach. TaxJar looks better where education is the deciding factor. The table below breaks the scores down pillar by pillar; the linked profiles cover the underlying repos, docs and community signals in full.