Decision Workspace
test-containers-util vs testcontainers-mockserver vs ephemeral-postgres
Side-by-side comparison of Rust crates
53
test-containers-util
experimentalv0.1.4
Ergonomic, reusable Testcontainers helpers for integration tests (PostgreSQL, Redis, Valkey, AWS Moto)
55
testcontainers-mockserver
experimentalv7.4.0
Testcontainers module for MockServer — start a mockserver/mockserver Docker container from Rust tests
45
ephemeral-postgres
experimentalv0.1.0
Ephemeral PostgreSQL instances for Rust integration tests, backed by testcontainers (Docker).
Core Metrics
| test-containers-util | testcontainers-mockserver | ephemeral-postgres | |
|---|---|---|---|
| Health Score | 53 | 55 | 45 |
| Total Downloads | 408 | 75 | 47 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 7 | 0 | 0 |
| Releases | 5 | 4 | 1 |
| Last Updated | 101d ago | 9d ago | 35d ago |
| Age | 3m | 28d | 1m |
Health Breakdown
test-containers-util
Maintenance
19
Quality
14
Community
7
Popularity
3
Documentation
10
testcontainers-mockserver
Maintenance
16
Quality
15
Community
10
Popularity
2
Documentation
12
ephemeral-postgres
Maintenance
11
Quality
13
Community
6
Popularity
2
Documentation
13
Technical Details
| test-containers-util | testcontainers-mockserver | ephemeral-postgres | |
|---|---|---|---|
| Version | 0.1.4 | 7.4.0 | 0.1.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT OR Apache-2.0 | Apache-2.0 | Apache-2.0 |
| Dependencies | 16 | 4 | 6 |
| Crate Size | 52KB | 26KB | 31KB |
| Features | 7 | 0 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2024 |
| MSRV | — | 1.70 | — |
| Owners | 1 | 2 (team) | 1 |
Links
Quick Verdict
- •testcontainers-mockserver leads with a health score of 55/100, but none of the options score above 80.
- •test-containers-util has the most downloads (408), suggesting wider adoption.
- •test-containers-util, ephemeral-postgres are pre-1.0 — API may change.