Decision Workspace
der-parser vs asn1-rs vs synta
Side-by-side comparison of Rust crates
58
der-parser
growingv10.0.0
Parser/encoder for ASN.1 BER/DER data
64
asn1-rs
growingv0.7.2
Parser/encoder for ASN.1 BER/DER data
54
synta
experimentalv0.2.3
ASN.1 parser, decoder, and encoder library with DER/BER support and C FFI
Core Metrics
| der-parser | asn1-rs | synta | |
|---|---|---|---|
| Health Score | 58 | 64 | 54 |
| Total Downloads | 110.1M | 105.3M | 1.5K |
| 30d Downloads | 8.9M | 9.1M | 1.2K |
| Dependents | 670 | 357 | 120 |
| Releases | 60 | 18 | 15 |
| Last Updated | 489d ago | 7d ago | 1d ago |
| Age | 9y 2m | 4y 10m | 2m |
Health Breakdown
der-parser
Maintenance
8
Quality
18
Community
13
Popularity
8
Documentation
11
asn1-rs
Maintenance
18
Quality
15
Community
12
Popularity
8
Documentation
11
synta
Maintenance
14
Quality
14
Community
12
Popularity
4
Documentation
10
Technical Details
| der-parser | asn1-rs | synta | |
|---|---|---|---|
| Version | 10.0.0 | 0.7.2 | 0.2.3 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 11 | 16 | 3 |
| Crate Size | 66KB | 93KB | 5.0MB |
| Features | 6 | 8 | 6 |
| Yanked % | 5.0% | 0.0% | 0.0% |
| Edition | 2018 | 2018 | 2021 |
| MSRV | 1.63 | 1.68 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •asn1-rs leads with a health score of 64/100, but none of the options score above 80.
- •der-parser has the most downloads (110.1M), suggesting wider adoption.
- •der-parser is depended on by 670 crates — strongest ecosystem trust.
- •⚠ der-parser has not been updated in over a year.
- •asn1-rs, synta are pre-1.0 — API may change.