Decision Workspace
mcap-rs vs mcap vs slimcap
Side-by-side comparison of Rust crates
33
mcap-rs
growingv0.3.4
A library for reading and writing Foxglove MCAP files
52
mcap
growingv0.24.0
A library for reading and writing MCAP files
45
slimcap
experimentalv0.1.3
Streaming MCAP slimmer: auto-detects color image topics in robotics logs and re-encodes them to H.264 (or H.265) inside foxglove.CompressedVideo.
Core Metrics
| mcap-rs | mcap | slimcap | |
|---|---|---|---|
| Health Score | 33 | 52 | 45 |
| Total Downloads | 5.2K | 7.3M | 64 |
| 30d Downloads | 0 | 528.5K | 0 |
| Dependents | 0 | 322 | 0 |
| Releases | 4 | 36 | 4 |
| Last Updated | 1333d ago | 175d ago | 8d ago |
| Age | 3y 8m | 3y 8m | 27d |
Health Breakdown
mcap-rs
Maintenance
4
Quality
7
Community
5
Popularity
4
Documentation
13
mcap
Maintenance
11
Quality
8
Community
12
Popularity
8
Documentation
13
slimcap
Maintenance
13
Quality
12
Community
6
Popularity
2
Documentation
12
Technical Details
| mcap-rs | mcap | slimcap | |
|---|---|---|---|
| Version | 0.3.4 | 0.24.0 | 0.1.3 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | Apache-2.0 | MIT | MIT OR Apache-2.0 |
| Dependencies | 19 | 28 | 10 |
| Crate Size | 32KB | 1.8MB | 33KB |
| Features | 0 | 4 | 0 |
| Yanked % | 25.0% | 5.6% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | — | 1.85 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •mcap leads with a health score of 52/100, but none of the options score above 80.
- •mcap is depended on by 322 crates — strongest ecosystem trust.
- •⚠ mcap-rs has not been updated in over a year.