Decision Workspace
mcap vs slimcap vs arducap
Side-by-side comparison of Rust crates
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.
38
arducap
experimentalv0.2.0
A CLI tool to convert ArduPilot Dataflash logs (.bin) to Foxglove MCAP files.
Core Metrics
| mcap | slimcap | arducap | |
|---|---|---|---|
| Health Score | 52 | 45 | 38 |
| Total Downloads | 7.3M | 64 | 36 |
| 30d Downloads | 528.5K | 0 | 0 |
| Dependents | 322 | 0 | 0 |
| Releases | 36 | 4 | 1 |
| Last Updated | 175d ago | 8d ago | 129d ago |
| Age | 3y 8m | 27d | 4m |
Health Breakdown
mcap
Maintenance
11
Quality
8
Community
12
Popularity
8
Documentation
13
slimcap
Maintenance
13
Quality
12
Community
6
Popularity
2
Documentation
12
arducap
Maintenance
7
Quality
13
Community
6
Popularity
2
Documentation
10
Technical Details
| mcap | slimcap | arducap | |
|---|---|---|---|
| Version | 0.24.0 | 0.1.3 | 0.2.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT OR Apache-2.0 | MIT |
| Dependencies | 28 | 10 | 6 |
| Crate Size | 1.8MB | 33KB | 13KB |
| Features | 4 | 0 | 0 |
| Yanked % | 5.6% | 0.0% | 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.