Fillout vs Omnisend

Fillout and Omnisend (Omnisend’s AI-powered platform helps ecommerce brands centralize email, SMS, and popups with automation, segmentation, and AI content tools.) both appear on the Smoower Developer Ecosystem Index.

Fillout (rank #510) holds a narrow lead over Omnisend (rank #625) on the overall Smoower ecosystem score (37 vs 33). The gap of 4 points reflects composite signals across code, docs, community and reach.

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

Fillout carries 2 GitHub stars across 9 public repos, with 3 repositories active in the last 90 days and 3 external contributors on record. Omnisend shows 5 stars across 18 public repos, 9 active in the last 90 days and 4 external contributors.

Fillout is the stronger read for anyone weighting education. Omnisend 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.