Chargebee vs Formbricks

Chargebee (Billing Platform for Subscription Businesses.) and Formbricks (Open Source Qualtrics Alternative) both appear on the Smoower Developer Ecosystem Index.

Formbricks (rank #237) holds a narrow lead over Chargebee (rank #401) on the overall Smoower ecosystem score (48 vs 41). The gap of 7 points reflects composite signals across code, docs, community and reach.

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

Chargebee carries 651 GitHub stars across 45 public repos, with 20 repositories active in the last 90 days and 1 external contributors on record. Formbricks shows 12,675 stars across 18 public repos, 9 active in the last 90 days and 6 external contributors. The star gap on its own does not decide the comparison, but Formbricks's footprint is roughly 19.5x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Chargebee is the stronger read for anyone weighting momentum. Formbricks looks better where community 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.