Zapier vs Zulip

Zapier and Zulip (Organized team chat) both appear on the Smoower Developer Ecosystem Index.

Zapier (rank #27) holds a meaningful lead over Zulip (rank #536) on the overall Smoower ecosystem score (64 vs 36). The gap of 28 points reflects composite signals across code, docs, community and reach.

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

Zapier carries 6,768 GitHub stars across 296 public repos, with 13 repositories active in the last 90 days and 23 external contributors on record. Zulip shows 32,299 stars across 67 public repos, 9 active in the last 90 days and 76 external contributors. The star gap on its own does not decide the comparison, but Zulip's footprint is roughly 4.8x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Zapier is the stronger read for anyone weighting reach. 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.