Calendly vs Close

Calendly (Simple, beautiful scheduling.) and Close (The inside sales CRM of choice for SMBs) both appear on the Smoower Developer Ecosystem Index.

Close (rank #299) holds a modest lead over Calendly (rank #729) on the overall Smoower ecosystem score (45 vs 30). The gap of 15 points reflects composite signals across code, docs, community and reach.

On code quality (the state of repositories, tests, releases and polish), Close is ahead of Calendly. On education (docs, guides and learning material for developers), Close is ahead of Calendly. On community (issue response, PR reviews and discussion health), Close is clearly ahead of Calendly. On reach (how visible the ecosystem is beyond its own repos), Calendly is clearly ahead of Close. On momentum (release cadence and how fast the ecosystem moves), Close 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. Close shows 3,870 stars across 191 public repos, 27 active in the last 90 days and 8 external contributors. The star gap on its own does not decide the comparison, but Close's footprint is roughly 29.3x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Calendly is the stronger read for anyone weighting reach. Close 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.