Apollo.io vs Fillout

Apollo.io (Apollo's github repo. Be awed) and Fillout both appear on the Smoower Developer Ecosystem Index.

Fillout (rank #510) holds a narrow lead over Apollo.io (rank #602) on the overall Smoower ecosystem score (37 vs 34). 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), Apollo.io is slightly ahead of Fillout. On education (docs, guides and learning material for developers), Apollo.io is clearly ahead of Fillout. On community (issue response, PR reviews and discussion health), Fillout is ahead of Apollo.io. On reach (how visible the ecosystem is beyond its own repos), Fillout is ahead of Apollo.io. On momentum (release cadence and how fast the ecosystem moves), Apollo.io is slightly ahead of Fillout.

Apollo.io carries 73 GitHub stars across 41 public repos, with 7 repositories active in the last 90 days and 5 external contributors on record. Fillout shows 2 stars across 9 public repos, 3 active in the last 90 days and 3 external contributors. The star gap on its own does not decide the comparison, but Apollo.io's footprint is roughly 36.5x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Apollo.io is the stronger read for anyone weighting education. Fillout 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.