Decision Workspace
cortex-m-rt vs cortex-m-rt-macros vs esp-riscv-rt
Side-by-side comparison of Rust crates
61
cortex-m-rt
growingv0.7.5
Minimal runtime / startup for Cortex-M microcontrollers
57
cortex-m-rt-macros
growingv0.7.5
Attributes re-exported in `cortex-m-rt`
72
esp-riscv-rt
growingv0.14.0
Minimal runtime / startup for RISC-V CPUs from Espressif
Core Metrics
| cortex-m-rt | cortex-m-rt-macros | esp-riscv-rt | |
|---|---|---|---|
| Health Score | 61 | 57 | 72 |
| Total Downloads | 6.9M | 6.5M | 747.8K |
| 30d Downloads | 383.7K | 382.4K | 40.5K |
| Dependents | 5.6K | 23 | 34 |
| Releases | 58 | 12 | 16 |
| Last Updated | 567d ago | 567d ago | 39d ago |
| Age | 9y 1m | 7y 8m | 3y 4m |
Health Breakdown
cortex-m-rt
Maintenance
7
Quality
11
Community
20
Popularity
8
Documentation
15
cortex-m-rt-macros
Maintenance
4
Quality
15
Community
15
Popularity
8
Documentation
15
esp-riscv-rt
Maintenance
19
Quality
16
Community
15
Popularity
7
Documentation
15
Technical Details
| cortex-m-rt | cortex-m-rt-macros | esp-riscv-rt | |
|---|---|---|---|
| Version | 0.7.5 | 0.7.5 | 0.14.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 4 | 3 | 4 |
| Crate Size | 39KB | 6KB | 7KB |
| Features | 5 | 0 | 4 |
| Yanked % | 39.7% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | 1.61 | 1.61 | 1.88.0 |
| Owners | 3 (team) | 4 (team) | 2 (team) |
Links
Quick Verdict
- •esp-riscv-rt leads with a health score of 72/100, but none of the options score above 80.
- •cortex-m-rt has the most downloads (6.9M), suggesting wider adoption.
- •cortex-m-rt is depended on by 5.6K crates — strongest ecosystem trust.
- •⚠ cortex-m-rt, cortex-m-rt-macros have not been updated in over a year.