Discourse vs Slab

Discourse (The 100% open source discussion platform built for the next decade of the Internet.) and Slab (Making the workplace a source of learning and purpose through knowledge-sharing. We're hiring!) both appear on the Smoower Developer Ecosystem Index.

Discourse (rank #189) holds a modest lead over Slab (rank #455) on the overall Smoower ecosystem score (50 vs 39). The gap of 11 points reflects composite signals across code, docs, community and reach.

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

Discourse carries 55,678 GitHub stars across 620 public repos, with 90 repositories active in the last 90 days and 44 external contributors on record. Slab shows 49,433 stars across 28 public repos, 0 active in the last 90 days and 8 external contributors.

Discourse is the stronger read for anyone weighting momentum. Slab looks better where community 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.