Decision Workspace
key-message-channel vs crossfire vs flume
Side-by-side comparison of Rust crates
32
key-message-channel
growingv0.1.0
Multi-producer single-consumer queue capable of queuing messages by message key.
68
crossfire
stablev3.1.7
channels for async and threads
67
flume
growingv0.12.0
A blazingly fast multi-producer channel
Core Metrics
| key-message-channel | crossfire | flume | |
|---|---|---|---|
| Health Score | 32 | 68 | 67 |
| Total Downloads | 1.6K | 483.5K | 142.0M |
| 30d Downloads | 4 | 60.7K | 12.3M |
| Dependents | 0 | 260 | 8.9K |
| Releases | 1 | 69 | 39 |
| Last Updated | 1249d ago | 7d ago | 109d ago |
| Age | 3y 5m | 5y 9m | 6y 8m |
Health Breakdown
key-message-channel
Maintenance
1
Quality
15
Community
2
Popularity
4
Documentation
10
crossfire
Maintenance
19
Quality
14
Community
13
Popularity
7
Documentation
15
flume
Maintenance
12
Quality
15
Community
20
Popularity
8
Documentation
12
Technical Details
| key-message-channel | crossfire | flume | |
|---|---|---|---|
| Version | 0.1.0 | 3.1.7 | 0.12.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT | Apache-2.0 | Apache-2.0/MIT |
| Dependencies | 3 | 11 | 13 |
| Crate Size | 12KB | 101KB | 69KB |
| Features | 0 | 5 | 5 |
| Yanked % | 0.0% | 34.8% | 2.6% |
| Edition | 2021 | 2021 | 2018 |
| MSRV | — | 1.79 | — |
| Owners | 1 | 1 | 2 (team) |
Links
Quick Verdict
- •crossfire leads with a health score of 68/100, but none of the options score above 80.
- •flume has the most downloads (142.0M), suggesting wider adoption.
- •flume is depended on by 8.9K crates — strongest ecosystem trust.
- •⚠ key-message-channel has not been updated in over a year.
- •key-message-channel, flume are pre-1.0 — API may change.