Decision Workspace
cnctd_ai vs onwards vs umf
Side-by-side comparison of Rust crates
45
cnctd_ai
experimentalv0.1.30
Multi-provider AI/LLM abstraction layer with MCP support (Anthropic, OpenAI, Gemini, OpenRouter)
63
onwards
experimentalv0.34.6
A flexible LLM proxy library
63
umf
experimentalv0.2.6
Universal Message Format (UMF) - Provider-agnostic message representation for LLM interactions with ChatML formatting, internal hub model, and MCP support
Core Metrics
| cnctd_ai | onwards | umf | |
|---|---|---|---|
| Health Score | 45 | 63 | 63 |
| Total Downloads | 982 | 12.1K | 1.1K |
| 30d Downloads | 0 | 634 | 0 |
| Dependents | 1 | 252 | 343 |
| Releases | 25 | 72 | 12 |
| Last Updated | 65d ago | 3d ago | 82d ago |
| Age | 9m | 11m | 8m |
Health Breakdown
cnctd_ai
Maintenance
15
Quality
12
Community
4
Popularity
4
Documentation
10
onwards
Maintenance
19
Quality
11
Community
13
Popularity
5
Documentation
15
umf
Maintenance
15
Quality
16
Community
13
Popularity
4
Documentation
15
Technical Details
| cnctd_ai | onwards | umf | |
|---|---|---|---|
| Version | 0.1.30 | 0.34.6 | 0.2.6 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT | MIT OR Apache-2.0 |
| Dependencies | 22 | 41 | 6 |
| Crate Size | 179KB | 256KB | 36KB |
| Features | 2 | 2 | 7 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2021 |
| MSRV | — | 1.88.0 | 1.70 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •onwards leads with a health score of 63/100, but none of the options score above 80.
- •umf is depended on by 343 crates — strongest ecosystem trust.