Grammarly vs Open edX

Grammarly (Millions of users rely on Grammarly's AI-powered products to make their messages, documents, and social media posts clear, mistake-free, and impactful.) and Open edX (The community-driven, open-source project powering edX.org and thousands of other online education sites around the world.) both appear on the Smoower Developer Ecosystem Index.

Open edX (rank #372) holds a narrow lead over Grammarly (rank #602) on the overall Smoower ecosystem score (42 vs 34). The gap of 8 points reflects composite signals across code, docs, community and reach.

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

Grammarly carries 4,355 GitHub stars across 23 public repos, with 0 repositories active in the last 90 days and 0 external contributors on record. Open edX shows 10,654 stars across 186 public repos, 100 active in the last 90 days and 91 external contributors.

Grammarly is the stronger read for anyone weighting reach. Open edX looks better where momentum 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.