Decision Workspace
mqtt-proto vs mqtt-codec-kit vs flowsdk
Side-by-side comparison of Rust crates
45
mqtt-proto
growingv0.3.0
MQTT v3.1/v3.1.1/v5.0 protocol sync/async codec.
46
mqtt-codec-kit
growingv1.0.5
MQTT v3.1.1/v5.0 protocol async codec.
47
flowsdk
experimentalv0.4.2
Safety-first, realistic, behavior-predictable messaging SDK for MQTT and more.
Core Metrics
| mqtt-proto | mqtt-codec-kit | flowsdk | |
|---|---|---|---|
| Health Score | 45 | 46 | 47 |
| Total Downloads | 5.2K | 5.8K | 85 |
| 30d Downloads | 51 | 24 | 22 |
| Dependents | 0 | 1 | 3 |
| Releases | 5 | 6 | 3 |
| Last Updated | 257d ago | 514d ago | 59d ago |
| Age | 3y 1m | 1y 6m | 2m |
Health Breakdown
mqtt-proto
Maintenance
10
Quality
15
Community
6
Popularity
4
Documentation
10
mqtt-codec-kit
Maintenance
7
Quality
16
Community
7
Popularity
4
Documentation
12
flowsdk
Maintenance
11
Quality
13
Community
8
Popularity
2
Documentation
13
Technical Details
| mqtt-proto | mqtt-codec-kit | flowsdk | |
|---|---|---|---|
| Version | 0.3.0 | 1.0.5 | 0.4.2 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT | Apache-2.0 | MPL-2.0 |
| Dependencies | 15 | 7 | 23 |
| Crate Size | 59KB | 53KB | 226KB |
| Features | 3 | 4 | 6 |
| Yanked % | 0.0% | 16.7% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | 1.82 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •flowsdk leads with a health score of 47/100, but none of the options score above 80.
- •mqtt-codec-kit has the most downloads (5.8K), suggesting wider adoption.
- •⚠ mqtt-codec-kit has not been updated in over a year.
- •mqtt-proto, flowsdk are pre-1.0 — API may change.