Chargebee vs Zuora

Chargebee (Billing Platform for Subscription Businesses.) and Zuora both appear on the Smoower Developer Ecosystem Index.

Chargebee (rank #401) holds a narrow lead over Zuora (rank #569) on the overall Smoower ecosystem score (41 vs 35). The gap of 6 points reflects composite signals across code, docs, community and reach.

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

Chargebee carries 651 GitHub stars across 45 public repos, with 20 repositories active in the last 90 days and 1 external contributors on record. Zuora shows 10 stars across 21 public repos, 1 active in the last 90 days and 0 external contributors. The star gap on its own does not decide the comparison, but Chargebee's footprint is roughly 65.1x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Chargebee is the stronger read for anyone weighting momentum. Zuora 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.