ExpressVPN vs Grammarly

ExpressVPN and 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.) both appear on the Smoower Developer Ecosystem Index.

ExpressVPN (rank #569) holds a narrow lead over Grammarly (rank #602) on the overall Smoower ecosystem score (35 vs 34). The gap of 1 points reflects composite signals across code, docs, community and reach.

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

ExpressVPN carries 1,250 GitHub stars across 12 public repos, with 3 repositories active in the last 90 days and 7 external contributors on record. Grammarly shows 4,355 stars across 23 public repos, 0 active in the last 90 days and 0 external contributors. The star gap on its own does not decide the comparison, but Grammarly's footprint is roughly 3.5x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

ExpressVPN is the stronger read for anyone weighting code quality. Grammarly 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.