Decision Workspace
der vs der_derive vs pkcs8
Side-by-side comparison of Rust crates
65
der
growingv0.8.0
Pure Rust embedded-friendly implementation of the Distinguished Encoding Rules (DER) for Abstract Syntax Notation One (ASN.1) as described in ITU X.690 with full support for heapless `no_std`/`no_alloc` targets
66
der_derive
growingv0.8.0
Custom derive support for the `der` crate's `Choice` and `Sequence` traits
69
pkcs8
growingv0.10.2
Pure Rust implementation of Public-Key Cryptography Standards (PKCS) #8: Private-Key Information Syntax Specification (RFC 5208), with additional support for PKCS#8v2 asymmetric key packages (RFC 5958)
Core Metrics
| der | der_derive | pkcs8 | |
|---|---|---|---|
| Health Score | 65 | 66 | 69 |
| Total Downloads | 263.0M | 19.7M | 237.8M |
| 30d Downloads | 25.6M | 2.6M | 23.6M |
| Dependents | 2.1K | 64 | 2.6K |
| Releases | 63 | 30 | 49 |
| Last Updated | 42d ago | 44d ago | 44d ago |
| Age | 5y 3m | 5y 3m | 5y 9m |
Health Breakdown
der
Maintenance
16
Quality
9
Community
20
Popularity
8
Documentation
12
der_derive
Maintenance
16
Quality
11
Community
16
Popularity
8
Documentation
15
pkcs8
Maintenance
16
Quality
13
Community
20
Popularity
8
Documentation
12
Technical Details
| der | der_derive | pkcs8 | |
|---|---|---|---|
| Version | 0.8.0 | 0.8.0 | 0.10.2 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | Apache-2.0 OR MIT | Apache-2.0 OR MIT | Apache-2.0 OR MIT |
| Dependencies | 11 | 3 | 7 |
| Crate Size | 116KB | 30KB | 26KB |
| Features | 9 | 0 | 8 |
| Yanked % | 30.2% | 10.0% | 16.3% |
| Edition | 2024 | 2024 | 2021 |
| MSRV | 1.85 | 1.85 | 1.65 |
| Owners | 2 (team) | 2 (team) | 3 (team) |
Links
Quick Verdict
- •pkcs8 leads with a health score of 69/100, but none of the options score above 80.
- •der has the most downloads (263.0M), suggesting wider adoption.
- •pkcs8 is depended on by 2.6K crates — strongest ecosystem trust.