Amplitude vs PostHog

Amplitude and PostHog (The single platform to analyze, test, observe, and deploy new features) both appear on the Smoower Developer Ecosystem Index.

PostHog (rank #30) holds a narrow lead over Amplitude (rank #93) on the overall Smoower ecosystem score (63 vs 56). The gap of 7 points reflects composite signals across code, docs, community and reach.

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

Amplitude carries 3,167 GitHub stars across 151 public repos, with 39 repositories active in the last 90 days and 23 external contributors on record. PostHog shows 40,775 stars across 357 public repos, 87 active in the last 90 days and 212 external contributors. The star gap on its own does not decide the comparison, but PostHog's footprint is roughly 12.9x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Amplitude is worth a look for teams already invested in its stack. PostHog looks better where education 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.