Amadeus IT Group vs Zulip

Amadeus IT Group (The official global GitHub of Amadeus IT Group, hosting Open Source content. Amadeus provides the technology that keeps the travel sector moving.) and Zulip (Organized team chat) both appear on the Smoower Developer Ecosystem Index.

Amadeus IT Group (rank #430) holds a narrow lead over Zulip (rank #536) on the overall Smoower ecosystem score (40 vs 36). The gap of 4 points reflects composite signals across code, docs, community and reach.

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

Amadeus IT Group carries 1,712 GitHub stars across 196 public repos, with 72 repositories active in the last 90 days and 25 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 18.9x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Amadeus IT Group is the stronger read for anyone weighting momentum. Zulip looks better where reach 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.