Open edX vs Zscaler, Inc.

Open edX (The community-driven, open-source project powering edX.org and thousands of other online education sites around the world.) and Zscaler, Inc. both appear on the Smoower Developer Ecosystem Index.

Zscaler, Inc. (rank #298) holds a narrow lead over Open edX (rank #372) on the overall Smoower ecosystem score (45 vs 42). The gap of 3 points reflects composite signals across code, docs, community and reach.

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

Open edX carries 10,654 GitHub stars across 186 public repos, with 100 repositories active in the last 90 days and 91 external contributors on record. Zscaler, Inc. shows 337 stars across 58 public repos, 33 active in the last 90 days and 11 external contributors. The star gap on its own does not decide the comparison, but Open edX's footprint is roughly 31.6x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Open edX is the stronger read for anyone weighting momentum. Zscaler, Inc. 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.