Pinterest vs Zulip

Pinterest (Pinterest's Open Source Projects) and Zulip (Organized team chat) both appear on the Smoower Developer Ecosystem Index.

Pinterest (rank #430) holds a narrow lead over Zulip (rank #536) on the overall Smoower ecosystem score (40 vs 36). The gap of 4 points reflects composite signals across code, docs, community and reach.

On code quality (the state of repositories, tests, releases and polish), Pinterest is slightly ahead of Zulip. On education (docs, guides and learning material for developers), Pinterest is slightly ahead of Zulip. On community (issue response, PR reviews and discussion health), Zulip is slightly ahead of Pinterest. On momentum (release cadence and how fast the ecosystem moves), Pinterest is slightly ahead of Zulip.

Pinterest carries 30,737 GitHub stars across 98 public repos, with 37 repositories active in the last 90 days and 22 external contributors on record. Zulip shows 32,299 stars across 67 public repos, 9 active in the last 90 days and 76 external contributors.

Pinterest is the stronger read for anyone weighting code quality. Zulip 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.