Decision Workspace
launchdarkly-server-sdk-evaluation vs eventsource-client vs launchdarkly-server-sdk
Side-by-side comparison of Rust crates
63
launchdarkly-server-sdk-evaluation
stablev2.1.1
LaunchDarkly feature flag evaluation engine
63
eventsource-client
growingv0.17.1
Client for the Server-Sent Events protocol (aka EventSource)
62
launchdarkly-server-sdk
stablev3.0.1
LaunchDarkly Server-Side SDK
Core Metrics
| launchdarkly-server-sdk-evaluation | eventsource-client | launchdarkly-server-sdk | |
|---|---|---|---|
| Health Score | 63 | 63 | 62 |
| Total Downloads | 5.8M | 6.5M | 4.6M |
| 30d Downloads | 276.8K | 339.4K | 131.6K |
| Dependents | 27 | 497 | 4 |
| Releases | 14 | 27 | 27 |
| Last Updated | 18d ago | 18d ago | 18d ago |
| Age | 4y 2m | 6y 8m | 4y 2m |
Health Breakdown
launchdarkly-server-sdk-evaluation
Maintenance
18
Quality
18
Community
7
Popularity
8
Documentation
12
eventsource-client
Maintenance
18
Quality
13
Community
12
Popularity
8
Documentation
12
launchdarkly-server-sdk
Maintenance
19
Quality
18
Community
5
Popularity
8
Documentation
12
Technical Details
| launchdarkly-server-sdk-evaluation | eventsource-client | launchdarkly-server-sdk | |
|---|---|---|---|
| Version | 2.1.1 | 0.17.1 | 3.0.1 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✓ Yes |
| License | Apache-2.0 | Apache-2.0 | Apache-2.0 |
| Dependencies | 17 | 16 | 34 |
| Crate Size | 85KB | 306KB | 105KB |
| Features | 1 | 5 | 8 |
| Yanked % | 0.0% | 3.7% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | 1.92.0 | 1.92.0 | 1.92.0 |
| Owners | 1 | 2 | 1 |
Links
Quick Verdict
- •launchdarkly-server-sdk-evaluation leads with a health score of 63/100, but none of the options score above 80.
- •eventsource-client has the most downloads (6.5M), suggesting wider adoption.
- •eventsource-client is depended on by 497 crates — strongest ecosystem trust.
- •eventsource-client is pre-1.0 — API may change.