Decision Workspace
ironsbe-transport vs zerodds-transport-udp vs smoltcp
Side-by-side comparison of Rust crates
57
ironsbe-transport
experimentalv0.4.2
Network transport layer for IronSBE - TCP, UDP, and IPC
60
zerodds-transport-udp
experimentalv1.0.0-rc.5
UDP/IP PSM for ZeroDDS — DDSI-RTPS 2.5 §9.6.1: UDPv4 unicast + multicast (discovery), SO_REUSE, multicast TTL.
70
smoltcp
growingv0.13.1
A TCP/IP stack designed for bare-metal, real-time systems without a heap.
Core Metrics
| ironsbe-transport | zerodds-transport-udp | smoltcp | |
|---|---|---|---|
| Health Score | 57 | 60 | 70 |
| Total Downloads | 4.0K | 890 | 6.8M |
| 30d Downloads | 763 | 0 | 276.8K |
| Dependents | 33 | 10 | 886 |
| Releases | 8 | 5 | 23 |
| Last Updated | 8d ago | 5d ago | 74d ago |
| Age | 5m | 2m | 9y 6m |
Health Breakdown
ironsbe-transport
Maintenance
19
Quality
14
Community
10
Popularity
4
Documentation
10
zerodds-transport-udp
Maintenance
14
Quality
19
Community
8
Popularity
4
Documentation
15
smoltcp
Maintenance
13
Quality
15
Community
19
Popularity
8
Documentation
15
Technical Details
| ironsbe-transport | zerodds-transport-udp | smoltcp | |
|---|---|---|---|
| Version | 0.4.2 | 1.0.0-rc.5 | 0.13.1 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT | Apache-2.0 | 0BSD |
| Dependencies | 18 | 7 | 16 |
| Crate Size | 48KB | 27KB | 361KB |
| Features | 5 | 6 | 190 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | — | 1.88 | 1.91 |
| Owners | 1 | 1 | 2 (team) |
Links
Quick Verdict
- •smoltcp leads with a health score of 70/100, but none of the options score above 80.
- •smoltcp is depended on by 886 crates — strongest ecosystem trust.
- •ironsbe-transport, smoltcp are pre-1.0 — API may change.