Duo Security vs Zulip

Duo Security and Zulip (Organized team chat) both appear on the Smoower Developer Ecosystem Index.

Duo Security (rank #278) holds a modest lead over Zulip (rank #536) on the overall Smoower ecosystem score (46 vs 36). The gap of 10 points reflects composite signals across code, docs, community and reach.

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

Duo Security carries 1,477 GitHub stars across 52 public repos, with 15 repositories active in the last 90 days and 6 external contributors on record. Zulip shows 32,299 stars across 67 public repos, 9 active in the last 90 days and 76 external contributors. The star gap on its own does not decide the comparison, but Zulip's footprint is roughly 21.9x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Duo Security is the stronger read for anyone weighting education. Zulip 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.