Developer ecosystem comparison
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15Five vs Userlike

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

15Five and Userlike both appear on the Smoower Developer Ecosystem Index.

Userlike (rank #569) holds a narrow lead over 15Five (rank #693) on the overall Smoower ecosystem score (35 vs 31). 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), Userlike is slightly ahead of 15Five. On education (docs, guides and learning material for developers), Userlike is clearly ahead of 15Five. On community (issue response, PR reviews and discussion health), 15Five is ahead of Userlike. On reach (how visible the ecosystem is beyond its own repos), Userlike is ahead of 15Five. On momentum (release cadence and how fast the ecosystem moves), 15Five is clearly ahead of Userlike.

15Five carries 141 GitHub stars across 29 public repos, with 2 repositories active in the last 90 days and 5 external contributors on record. Userlike shows 38 stars across 14 public repos, 3 active in the last 90 days and 3 external contributors. The star gap on its own does not decide the comparison, but 15Five's footprint is roughly 3.7x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

15Five is the stronger read for anyone weighting momentum. Userlike 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

Metric15FiveUserlike
Ranking
Overall rank#693#569
Pillars
Overall3135
Code4243
Education4985
Community3212
Reach520
Momentum3412
Builder experience00
Signals
Stars14138
Forks525
Public repos2914
Active repos (90d)23
External contributors53
Avg polish3836
Avg AI-readiness2835

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