Checkout.com vs Mollie

Checkout.com (A collection of libraries and plugins for Checkout.com) and Mollie (Building a payments and banking stack for makers.) both appear on the Smoower Developer Ecosystem Index.

Mollie (rank #122) holds a narrow lead over Checkout.com (rank #152) on the overall Smoower ecosystem score (54 vs 52). The gap of 2 points reflects composite signals across code, docs, community and reach.

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

Checkout.com carries 542 GitHub stars across 55 public repos, with 26 repositories active in the last 90 days and 11 external contributors on record. Mollie shows 2,571 stars across 85 public repos, 30 active in the last 90 days and 26 external contributors. The star gap on its own does not decide the comparison, but Mollie's footprint is roughly 4.7x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Checkout.com is the stronger read for anyone weighting reach. Mollie 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.