Calendly vs Yoast

Calendly (Simple, beautiful scheduling.) and Yoast (This is where the Yoast.com team shares its public code: from our WordPress plugins to other small projects.) both appear on the Smoower Developer Ecosystem Index.

Yoast (rank #210) holds a modest lead over Calendly (rank #729) on the overall Smoower ecosystem score (49 vs 30). The gap of 19 points reflects composite signals across code, docs, community and reach.

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

Calendly carries 132 GitHub stars across 29 public repos, with 0 repositories active in the last 90 days and 0 external contributors on record. Yoast shows 3,440 stars across 78 public repos, 12 active in the last 90 days and 22 external contributors. The star gap on its own does not decide the comparison, but Yoast's footprint is roughly 26.1x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Calendly is the stronger read for anyone weighting reach. Yoast looks better where momentum 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.