Formbricks vs Kustomer

Formbricks (Open Source Qualtrics Alternative) and Kustomer both appear on the Smoower Developer Ecosystem Index.

Formbricks (rank #237) holds a modest lead over Kustomer (rank #602) on the overall Smoower ecosystem score (48 vs 34). The gap of 14 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 Kustomer. On education (docs, guides and learning material for developers), Formbricks is slightly ahead of Kustomer. On community (issue response, PR reviews and discussion health), Formbricks is clearly ahead of Kustomer. On reach (how visible the ecosystem is beyond its own repos), Formbricks is slightly ahead of Kustomer. On momentum (release cadence and how fast the ecosystem moves), Formbricks is slightly ahead of Kustomer.

Formbricks carries 12,675 GitHub stars across 18 public repos, with 9 repositories active in the last 90 days and 6 external contributors on record. Kustomer shows 15 stars across 19 public repos, 6 active in the last 90 days and 4 external contributors. The star gap on its own does not decide the comparison, but Formbricks's footprint is roughly 845.0x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Formbricks is the stronger read for anyone weighting community. Kustomer makes more sense for teams already using its adjacent tools. The table below breaks the scores down pillar by pillar; the linked profiles cover the underlying repos, docs and community signals in full.