kakao vs Runway

kakao and Runway (Building AI to Simulate the World) both appear on the Smoower Developer Ecosystem Index.

kakao (rank #257) holds a narrow lead over Runway (rank #317) on the overall Smoower ecosystem score (47 vs 44). The gap of 3 points reflects composite signals across code, docs, community and reach.

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

kakao carries 6,073 GitHub stars across 71 public repos, with 12 repositories active in the last 90 days and 8 external contributors on record. Runway shows 2,435 stars across 61 public repos, 16 active in the last 90 days and 0 external contributors.

kakao is the stronger read for anyone weighting community. Runway 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.