Developer ecosystem comparison
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Kajabi vs Zulip

Developer ecosystem comparison across GitHub activity, SDKs, documentation, community, reach and momentum.

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

Zulip (rank #536) holds a narrow lead over Kajabi (rank #662) on the overall Smoower ecosystem score (36 vs 32). 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), Zulip is ahead of Kajabi. On education (docs, guides and learning material for developers), Kajabi is slightly ahead of Zulip. On community (issue response, PR reviews and discussion health), Zulip is clearly ahead of Kajabi. On reach (how visible the ecosystem is beyond its own repos), Zulip is ahead of Kajabi. On momentum (release cadence and how fast the ecosystem moves), Kajabi is slightly ahead of Zulip.

Kajabi carries 99 GitHub stars across 103 public repos, with 8 repositories active in the last 90 days and 11 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 326.3x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Kajabi is the stronger read for anyone weighting momentum. 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.

Side-by-side metrics

MetricKajabiZulip
Ranking
Overall rank#662#536
Pillars
Overall3236
Code4764
Education5149
Community1847
Reach1125
Momentum4438
Builder experience00
Signals
Stars9932,299
Forks4214,237
Public repos10367
Active repos (90d)89
External contributors1176
Avg polish4567
Avg AI-readiness3638

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