Decision Workspace
agents-core vs agents-sdk vs rain-engine-core
Side-by-side comparison of Rust crates
56
agents-core
experimentalv0.0.30
Core traits, data models, and prompt primitives for building deep agents.
50
agents-sdk
experimentalv0.0.29
High-performance Rust SDK for composing reusable AI agents with custom tools, sub-agents, and prompts
49
rain-engine-core
experimentalv0.1.0
Provider-neutral event kernel for RainEngine
Core Metrics
| agents-core | agents-sdk | rain-engine-core | |
|---|---|---|---|
| Health Score | 56 | 50 | 49 |
| Total Downloads | 7.1K | 5.7K | 40 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 131 | 0 | 14 |
| Releases | 28 | 25 | 1 |
| Last Updated | 136d ago | 142d ago | 7d ago |
| Age | 7m | 7m | 7d |
Health Breakdown
agents-core
Maintenance
12
Quality
14
Community
12
Popularity
5
Documentation
13
agents-sdk
Maintenance
12
Quality
15
Community
6
Popularity
4
Documentation
13
rain-engine-core
Maintenance
13
Quality
12
Community
9
Popularity
2
Documentation
13
Technical Details
| agents-core | agents-sdk | rain-engine-core | |
|---|---|---|---|
| Version | 0.0.30 | 0.0.29 | 0.1.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT OR Apache-2.0 | MIT |
| Dependencies | 13 | 9 | 12 |
| Crate Size | 43KB | 32KB | 55KB |
| Features | 2 | 9 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •agents-core leads with a health score of 56/100, but none of the options score above 80.
- •agents-core is depended on by 131 crates — strongest ecosystem trust.