Mattermost vs Zapier

Mattermost (Mattermost is a secure collaboration platform for connecting your teams, tools and processes to accelerate mission-critical work.) and Zapier both appear on the Smoower Developer Ecosystem Index.

Zapier (rank #27) holds a narrow lead over Mattermost (rank #38) on the overall Smoower ecosystem score (64 vs 62). The gap of 2 points reflects composite signals across code, docs, community and reach.

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

Mattermost carries 49,882 GitHub stars across 262 public repos, with 58 repositories active in the last 90 days and 105 external contributors on record. Zapier shows 6,768 stars across 296 public repos, 13 active in the last 90 days and 23 external contributors. The star gap on its own does not decide the comparison, but Mattermost's footprint is roughly 7.4x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Mattermost is the stronger read for anyone weighting momentum. Zapier 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.