Open-source software developed at Fastmail.
Fastmail vs reddit
Developer ecosystem comparison across GitHub activity, SDKs, documentation, community, reach and momentum.
Fastmail (Open-source software developed at Fastmail.) and reddit both appear on the Smoower Developer Ecosystem Index.
Fastmail and reddit sit at essentially the same overall ecosystem score (40), which is unusual and worth reading through the pillars below.
On code quality (the state of repositories, tests, releases and polish), reddit is clearly ahead of Fastmail. On education (docs, guides and learning material for developers), Fastmail is ahead of reddit. On community (issue response, PR reviews and discussion health), reddit is slightly ahead of Fastmail. On reach (how visible the ecosystem is beyond its own repos), Fastmail is clearly ahead of reddit. On momentum (release cadence and how fast the ecosystem moves), Fastmail is slightly ahead of reddit.
Fastmail carries 6,316 GitHub stars across 38 public repos, with 12 repositories active in the last 90 days and 2 external contributors on record. reddit shows 4,004 stars across 174 public repos, 26 active in the last 90 days and 16 external contributors.
Fastmail is the stronger read for anyone weighting reach. reddit looks better where code quality 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.
Side-by-side metrics
| Metric | Fastmail | |
|---|---|---|
| Ranking | ||
| Overall rank | #430 | #430 |
| Pillars | ||
| Overall | 40 | 40 |
| Code | 35 | 60 |
| Education | 66 | 56 |
| Community | 33 | 39 |
| Reach | 78 | 52 |
| Momentum | 44 | 36 |
| Builder experience | 0 | 0 |
| Signals | ||
| Stars | 6,316 | 4,004 |
| Forks | 571 | 1,160 |
| Public repos | 38 | 174 |
| Active repos (90d) | 12 | 26 |
| External contributors | 2 | 16 |
| Avg polish | 35 | 66 |
| Avg AI-readiness | 14 | 32 |