Crisp vs Fastmail

Crisp (Crisp helps every business deliver a great customer experience. The all-in-one platform for customer support.) and Fastmail (Open-source software developed at Fastmail.) both appear on the Smoower Developer Ecosystem Index.

Crisp and Fastmail sit at essentially the same overall ecosystem score (40), which is unusual and worth reading through the pillars below.

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

Crisp carries 506 GitHub stars across 27 public repos, with 12 repositories active in the last 90 days and 0 external contributors on record. Fastmail shows 6,316 stars across 38 public repos, 12 active in the last 90 days and 2 external contributors. The star gap on its own does not decide the comparison, but Fastmail's footprint is roughly 12.5x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Crisp is the stronger read for anyone weighting education. Fastmail looks better where reach 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.