Open-source software developed at Fastmail.
Build custom business software powered by your data and loved by your team - without code.
Fastmail vs Glide
Developer ecosystem comparison across GitHub activity, SDKs, documentation, community, reach and momentum.
Fastmail (Open-source software developed at Fastmail.) and Glide (Build custom business software powered by your data and loved by your team - without code.) both appear on the Smoower Developer Ecosystem Index.
Glide (rank #152) holds a modest lead over Fastmail (rank #430) on the overall Smoower ecosystem score (52 vs 40). The gap of 12 points reflects composite signals across code, docs, community and reach.
On code quality (the state of repositories, tests, releases and polish), Glide is ahead of Fastmail. On community (issue response, PR reviews and discussion health), Glide is ahead of Fastmail. On reach (how visible the ecosystem is beyond its own repos), Fastmail is clearly ahead of Glide. On momentum (release cadence and how fast the ecosystem moves), Fastmail is clearly ahead of Glide.
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. Glide shows 21,382 stars across 67 public repos, 11 active in the last 90 days and 7 external contributors. The star gap on its own does not decide the comparison, but Glide's footprint is roughly 3.4x larger, which usually shows up in downstream signals like inbound issues and third party integrations.
Fastmail is the stronger read for anyone weighting reach. Glide 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 | Glide |
|---|---|---|
| Ranking | ||
| Overall rank | #430 | #152 |
| Pillars | ||
| Overall | 40 | 52 |
| Code | 35 | 54 |
| Education | 66 | 66 |
| Community | 33 | 46 |
| Reach | 78 | 36 |
| Momentum | 44 | 21 |
| Builder experience | 0 | 0 |
| Signals | ||
| Stars | 6,316 | 21,382 |
| Forks | 571 | 1,789 |
| Public repos | 38 | 67 |
| Active repos (90d) | 12 | 11 |
| External contributors | 2 | 7 |
| Avg polish | 35 | 51 |
| Avg AI-readiness | 14 | 34 |