Developer ecosystem comparison
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Sage vs Zeplin

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

Sage and Zeplin both appear on the Smoower Developer Ecosystem Index.

Zeplin (rank #430) holds a narrow lead over Sage (rank #625) on the overall Smoower ecosystem score (40 vs 33). The gap of 7 points reflects composite signals across code, docs, community and reach.

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

Sage carries 2,180 GitHub stars across 122 public repos, with 6 repositories active in the last 90 days and 22 external contributors on record. Zeplin shows 1,460 stars across 57 public repos, 8 active in the last 90 days and 4 external contributors.

Sage is the stronger read for anyone weighting code quality. Zeplin 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.

Side-by-side metrics

MetricSageZeplin
Ranking
Overall rank#625#430
Pillars
Overall3340
Code5649
Education5277
Community3428
Reach2320
Momentum1216
Builder experience00
Signals
Stars2,1801,460
Forks430228
Public repos12257
Active repos (90d)68
External contributors224
Avg polish5254
Avg AI-readiness3826

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