Decision Workspace
sylvia-iot-broker vs azure_core vs ntex-mqtt
Side-by-side comparison of Rust crates
56
sylvia-iot-broker
growingv0.4.6
The message broker module of the Sylvia-IoT platform.
74
azure_core
stablev1.1.0
Rust wrappers around Microsoft Azure REST APIs - Core crate
70
ntex-mqtt
stablev8.2.1
Client and Server framework for MQTT v5 and v3.1.1 protocols
Core Metrics
| sylvia-iot-broker | azure_core | ntex-mqtt | |
|---|---|---|---|
| Health Score | 56 | 74 | 70 |
| Total Downloads | 66.7K | 27.4M | 309.0K |
| 30d Downloads | 0 | 928.2K | 2.6K |
| Dependents | 184 | 6.9K | 79 |
| Releases | 75 | 40 | 200 |
| Last Updated | 3d ago | 3d ago | 24d ago |
| Age | 3y 4m | 4y 6m | 6y 3m |
Health Breakdown
sylvia-iot-broker
Maintenance
19
Quality
9
Community
10
Popularity
6
Documentation
12
azure_core
Maintenance
22
Quality
13
Community
16
Popularity
8
Documentation
15
ntex-mqtt
Maintenance
17
Quality
16
Community
15
Popularity
7
Documentation
15
Technical Details
| sylvia-iot-broker | azure_core | ntex-mqtt | |
|---|---|---|---|
| Version | 0.4.6 | 1.1.0 | 8.2.1 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT | MIT | MIT OR Apache-2.0 |
| Dependencies | 30 | 26 | 22 |
| Crate Size | 263KB | 105KB | 158KB |
| Features | 0 | 12 | 0 |
| Yanked % | 1.3% | 5.0% | 0.0% |
| Edition | 2024 | 2021 | 2024 |
| MSRV | 1.95.0 | 1.88 | 1.88 |
| Owners | 1 | 2 | 2 (team) |
Links
Quick Verdict
- •azure_core leads with a health score of 74/100, but none of the options score above 80.
- •azure_core is depended on by 6.9K crates — strongest ecosystem trust.
- •sylvia-iot-broker is pre-1.0 — API may change.