Mailchimp vs Slab

Mailchimp (Mailchimp is an all-in-one marketing platform that helps you manage and talk to your clients, customers, and other interested parties.) and Slab (Making the workplace a source of learning and purpose through knowledge-sharing. We're hiring!) both appear on the Smoower Developer Ecosystem Index.

Mailchimp (rank #317) holds a narrow lead over Slab (rank #455) on the overall Smoower ecosystem score (44 vs 39). The gap of 5 points reflects composite signals across code, docs, community and reach.

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

Mailchimp carries 8,980 GitHub stars across 28 public repos, with 6 repositories active in the last 90 days and 6 external contributors on record. Slab shows 49,433 stars across 28 public repos, 0 active in the last 90 days and 8 external contributors. The star gap on its own does not decide the comparison, but Slab's footprint is roughly 5.5x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Mailchimp is the stronger read for anyone weighting reach. Slab 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.