Odoo vs Zammad

Odoo (Open Source Business Apps) and Zammad both appear on the Smoower Developer Ecosystem Index.

Zammad (rank #152) holds a modest lead over Odoo (rank #485) on the overall Smoower ecosystem score (52 vs 38). The gap of 14 points reflects composite signals across code, docs, community and reach.

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

Odoo carries 59,467 GitHub stars across 43 public repos, with 25 repositories active in the last 90 days and 257 external contributors on record. Zammad shows 6,394 stars across 11 public repos, 9 active in the last 90 days and 27 external contributors. The star gap on its own does not decide the comparison, but Odoo's footprint is roughly 9.3x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Odoo is the stronger read for anyone weighting reach. Zammad looks better where code quality 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.