Buffer vs Grammarly

Buffer (Helping people build their business on social media since 2011) 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.

Buffer (rank #455) holds a narrow lead over Grammarly (rank #602) on the overall Smoower ecosystem score (39 vs 34). The gap of 5 points reflects composite signals across code, docs, community and reach.

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

Buffer carries 11,181 GitHub stars across 196 public repos, with 4 repositories active in the last 90 days and 0 external contributors on record. Grammarly shows 4,355 stars across 23 public repos, 0 active in the last 90 days and 0 external contributors.

Buffer is the stronger read for anyone weighting education. 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.