Mattermost vs Personio

Mattermost (Mattermost is a secure collaboration platform for connecting your teams, tools and processes to accelerate mission-critical work.) and Personio (Personio is the modern all-in-one HR solution made for SMEs. Spend less time on processes and more time on people.) both appear on the Smoower Developer Ecosystem Index.

Mattermost (rank #38) holds a meaningful lead over Personio (rank #625) on the overall Smoower ecosystem score (62 vs 33). The gap of 29 points reflects composite signals across code, docs, community and reach.

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

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. Personio shows 122 stars across 19 public repos, 0 active in the last 90 days and 1 external contributors. The star gap on its own does not decide the comparison, but Mattermost's footprint is roughly 408.9x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Mattermost is the stronger read for anyone weighting momentum. Personio makes more sense for teams already using its adjacent tools. The table below breaks the scores down pillar by pillar; the linked profiles cover the underlying repos, docs and community signals in full.