Decision Workspace
simulacra vs madsim vs dscale
Side-by-side comparison of Rust crates
49
simulacra
experimentalv0.1.0
A deterministic discrete-event simulation engine for message flow across large computer networks
59
madsim
growingv0.2.34
Deterministic Simulator for distributed systems.
54
dscale
experimentalv0.6.2
A fast & deterministic simulation framework for benchmarking and testing distributed systems
Core Metrics
| simulacra | madsim | dscale | |
|---|---|---|---|
| Health Score | 49 | 59 | 54 |
| Total Downloads | 13 | 5.7M | 272 |
| 30d Downloads | 0 | 164.5K | 0 |
| Dependents | 0 | 365 | 0 |
| Releases | 1 | 46 | 16 |
| Last Updated | 10d ago | 227d ago | 1d ago |
| Age | 10d | 4y 9m | 3m |
Health Breakdown
simulacra
Maintenance
12
Quality
15
Community
6
Popularity
1
Documentation
15
madsim
Maintenance
10
Quality
13
Community
18
Popularity
8
Documentation
10
dscale
Maintenance
20
Quality
12
Community
6
Popularity
3
Documentation
13
Technical Details
| simulacra | madsim | dscale | |
|---|---|---|---|
| Version | 0.1.0 | 0.2.34 | 0.6.2 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | Apache-2.0 | MIT |
| Dependencies | 5 | 31 | 8 |
| Crate Size | 92KB | 77KB | 28KB |
| Features | 2 | 4 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2024 |
| MSRV | 1.88 | — | — |
| Owners | 1 | 2 (team) | 1 |
Links
Quick Verdict
- •madsim leads with a health score of 59/100, but none of the options score above 80.
- •madsim is depended on by 365 crates — strongest ecosystem trust.