15Five vs SignNow

15Five and SignNow (SignNow e-signature API - send, sign & embed documents in any app. SDKs for Node.js, Python, PHP, .NET & Java.) both appear on the Smoower Developer Ecosystem Index.

SignNow (rank #209) holds a modest lead over 15Five (rank #693) on the overall Smoower ecosystem score (49 vs 31). The gap of 18 points reflects composite signals across code, docs, community and reach.

On code quality (the state of repositories, tests, releases and polish), SignNow is ahead of 15Five. On education (docs, guides and learning material for developers), SignNow is clearly ahead of 15Five. On community (issue response, PR reviews and discussion health), 15Five is slightly ahead of SignNow. On reach (how visible the ecosystem is beyond its own repos), SignNow is clearly ahead of 15Five. On momentum (release cadence and how fast the ecosystem moves), SignNow is ahead of 15Five.

15Five carries 141 GitHub stars across 29 public repos, with 2 repositories active in the last 90 days and 5 external contributors on record. SignNow shows 96 stars across 16 public repos, 8 active in the last 90 days and 4 external contributors.

15Five is the stronger read for anyone weighting community. SignNow 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.