Culture Amp vs Zulip

Culture Amp (The employee feedback platform) and Zulip (Organized team chat) both appear on the Smoower Developer Ecosystem Index.

Zulip (rank #536) holds a narrow lead over Culture Amp (rank #693) on the overall Smoower ecosystem score (36 vs 31). The gap of 5 points reflects composite signals across code, docs, community and reach.

On code quality (the state of repositories, tests, releases and polish), Zulip is ahead of Culture Amp. On community (issue response, PR reviews and discussion health), Zulip is clearly ahead of Culture Amp. On reach (how visible the ecosystem is beyond its own repos), Zulip is slightly ahead of Culture Amp. On momentum (release cadence and how fast the ecosystem moves), Zulip is slightly ahead of Culture Amp.

Culture Amp carries 1,202 GitHub stars across 179 public repos, with 17 repositories active in the last 90 days and 18 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 26.9x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Culture Amp is worth a look for teams already invested in its stack. 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.