Cybersource vs sendinblue (now Brevo)

Cybersource and sendinblue (now Brevo) both appear on the Smoower Developer Ecosystem Index.

sendinblue (now Brevo) (rank #372) holds a narrow lead over Cybersource (rank #536) on the overall Smoower ecosystem score (42 vs 36). 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), Cybersource is slightly ahead of sendinblue (now Brevo). On education (docs, guides and learning material for developers), sendinblue (now Brevo) is ahead of Cybersource. On community (issue response, PR reviews and discussion health), Cybersource is ahead of sendinblue (now Brevo). On reach (how visible the ecosystem is beyond its own repos), Cybersource is slightly ahead of sendinblue (now Brevo). On momentum (release cadence and how fast the ecosystem moves), Cybersource is clearly ahead of sendinblue (now Brevo).

Cybersource carries 587 GitHub stars across 40 public repos, with 28 repositories active in the last 90 days and 7 external contributors on record. sendinblue (now Brevo) shows 653 stars across 37 public repos, 0 active in the last 90 days and 0 external contributors.

Cybersource is the stronger read for anyone weighting momentum. sendinblue (now Brevo) 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.