Decision Workspace
os_metal_primitives vs os_kernel_foundry vs os_observatory
Side-by-side comparison of Rust crates
51
os_metal_primitives
experimentalv0.1.0
Dependency-free bare-metal primitives for Rust OS development: typed MMIO, registers, bitfields, port I/O, IRQ tables, and driver state patterns.
57
os_kernel_foundry
experimentalv0.1.5
A modular, heavily test-driven foundation crate for building Rust-based operating systems in Rust.
53
os_observatory
experimentalv0.1.1
Independent, no-deps observability toolkit for OS development: logging, tracing, and panic reporting designed for no_std environments.
Core Metrics
| os_metal_primitives | os_kernel_foundry | os_observatory | |
|---|---|---|---|
| Health Score | 51 | 57 | 53 |
| Total Downloads | 68 | 160 | 82 |
| 30d Downloads | 68 | 160 | 82 |
| Dependents | 3 | 3 | 3 |
| Releases | 1 | 6 | 2 |
| Last Updated | 24d ago | 27d ago | 22d ago |
| Age | 24d | 28d | 24d |
Health Breakdown
os_metal_primitives
Maintenance
11
Quality
17
Community
8
Popularity
2
Documentation
13
os_kernel_foundry
Maintenance
17
Quality
16
Community
8
Popularity
3
Documentation
13
os_observatory
Maintenance
13
Quality
17
Community
8
Popularity
2
Documentation
13
Technical Details
| os_metal_primitives | os_kernel_foundry | os_observatory | |
|---|---|---|---|
| Version | 0.1.0 | 0.1.5 | 0.1.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT | MIT |
| Dependencies | 0 | 0 | 0 |
| Crate Size | 24KB | 20KB | 11KB |
| Features | 2 | 1 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •os_kernel_foundry leads with a health score of 57/100, but none of the options score above 80.