Decision Workspace
efivar vs uefi-raw vs r-efi
Side-by-side comparison of Rust crates
49
efivar
growingv2.0.0
Rust crate for manipulating EFI variables using the OS interface.
70
uefi-raw
growingv0.14.0
Raw UEFI types and bindings for protocols, boot, and runtime services. This can serve as base for an UEFI firmware implementation or a high-level wrapper to access UEFI functionality from an UEFI image.
68
r-efi
stablev6.0.0
UEFI Reference Specification Protocol Constants and Definitions
Core Metrics
| efivar | uefi-raw | r-efi | |
|---|---|---|---|
| Health Score | 49 | 70 | 68 |
| Total Downloads | 184.4K | 1.0M | 100.2M |
| 30d Downloads | 7.1K | 76.4K | 20.0M |
| Dependents | 40 | 82 | 477 |
| Releases | 25 | 16 | 20 |
| Last Updated | 801d ago | 5d ago | 52d ago |
| Age | 6y 10m | 2y 10m | 7y 3m |
Health Breakdown
efivar
Maintenance
6
Quality
19
Community
6
Popularity
6
Documentation
12
uefi-raw
Maintenance
21
Quality
15
Community
15
Popularity
7
Documentation
12
r-efi
Maintenance
14
Quality
22
Community
13
Popularity
8
Documentation
11
Technical Details
| efivar | uefi-raw | r-efi | |
|---|---|---|---|
| Version | 2.0.0 | 0.14.0 | 6.0.0 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✓ Yes |
| License | MIT | MIT OR Apache-2.0 | MIT OR Apache-2.0 OR LGPL-2.1-or-later |
| Dependencies | 13 | 2 | 1 |
| Crate Size | 20KB | 76KB | 65KB |
| Features | 1 | 0 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2018 | 2024 | 2018 |
| MSRV | — | 1.85.1 | 1.68 |
| Owners | 1 | 4 (team) | 1 |
Links
Quick Verdict
- •uefi-raw leads with a health score of 70/100, but none of the options score above 80.
- •r-efi has the most downloads (100.2M), suggesting wider adoption.
- •r-efi is depended on by 477 crates — strongest ecosystem trust.
- •⚠ efivar has not been updated in over a year.
- •uefi-raw is pre-1.0 — API may change.