Duo Security vs TaxJar

Duo Security 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.

Duo Security (rank #278) holds a modest lead over TaxJar (rank #693) on the overall Smoower ecosystem score (46 vs 31). The gap of 15 points reflects composite signals across code, docs, community and reach.

On education (docs, guides and learning material for developers), TaxJar is slightly ahead of Duo Security. On community (issue response, PR reviews and discussion health), Duo Security is ahead of TaxJar. On reach (how visible the ecosystem is beyond its own repos), Duo Security is clearly ahead of TaxJar. On momentum (release cadence and how fast the ecosystem moves), Duo Security is clearly ahead of TaxJar.

Duo Security carries 1,477 GitHub stars across 52 public repos, with 15 repositories active in the last 90 days and 6 external contributors on record. TaxJar shows 490 stars across 39 public repos, 1 active in the last 90 days and 3 external contributors. The star gap on its own does not decide the comparison, but Duo Security's footprint is roughly 3.0x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Duo Security is the stronger read for anyone weighting momentum. 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.