Decision Workspace
fenestra vs slint vs i-slint-core
Side-by-side comparison of Rust crates
46
fenestra
experimentalv0.40.0
A pure-Rust native GUI framework with web-grade aesthetics: OKLCH themes, soft shadows, flexbox/grid, and headless PNG rendering
78
slint
stablev1.17.1
GUI toolkit to efficiently develop fluid graphical user interfaces for embedded devices and desktop applications
78
i-slint-core
stablev1.17.1
Internal Slint Runtime Library.
Core Metrics
| fenestra | slint | i-slint-core | |
|---|---|---|---|
| Health Score | 46 | 78 | 78 |
| Total Downloads | 659 | 1.3M | 1.3M |
| 30d Downloads | 0 | 88.0K | 89.1K |
| Dependents | 0 | 522 | 527 |
| Releases | 39 | 50 | 49 |
| Last Updated | 4d ago | 6d ago | 6d ago |
| Age | 1m | 4y 5m | 4y 5m |
Health Breakdown
fenestra
Maintenance
14
Quality
12
Community
5
Popularity
3
Documentation
12
slint
Maintenance
22
Quality
19
Community
15
Popularity
7
Documentation
15
i-slint-core
Maintenance
22
Quality
19
Community
15
Popularity
7
Documentation
15
Technical Details
| fenestra | slint | i-slint-core | |
|---|---|---|---|
| Version | 0.40.0 | 1.17.1 | 1.17.1 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT OR Apache-2.0 | GPL-3.0-only OR LicenseRef-Slint-Royalty-free-2.0 OR LicenseRef-Slint-Software-3.0 | GPL-3.0-only OR LicenseRef-Slint-Royalty-free-2.0 OR LicenseRef-Slint-Software-3.0 |
| Dependencies | 10 | 27 | 62 |
| Crate Size | 56KB | 111KB | 428KB |
| Features | 0 | 43 | 25 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | 1.88 | 1.92 | 1.92 |
| Owners | 1 | 2 | 2 |
Links
Quick Verdict
- •slint leads with a health score of 78/100, but none of the options score above 80.
- •i-slint-core has the most downloads (1.3M), suggesting wider adoption.
- •i-slint-core is depended on by 527 crates — strongest ecosystem trust.
- •fenestra is pre-1.0 — API may change.