58
der-parser
v10.0.0 GrowingParser/encoder for ASN.1 BER/DER data
MIT OR Apache-2.0 Edition 2018 MSRV 1.63
Quick Verdict
- ✕Not updated for 1+ year
- ✓Stable API (10.x for 9+ years)
- ✓Trusted by 670 crates
- ✓Permissive license (MIT OR Apache-2.0)
Security
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Downloads
110.1M
Dependents
670
Releases
60
Size
66KB
Deep Insights
📊
Steady growth
9.1M downloads in the last 30 days (301.8K/day), up 20% from the previous period.
🔗
Moderate adoption
670 crates depend on der-parser. Reasonable ecosystem adoption, though not yet a core dependency.
✅
Stable for 9+ years
The API has been stable (1.x) for over 9 years with 60 releases. This level of maturity means you can depend on it without worrying about breaking changes.
🌟
Used by top crates
Notable dependents include x509-parser, webauthn-rs-core, webrtc-dtls, kerberos-parser, dtls. When high-quality crates choose der-parser, it's a strong quality signal.
Health Breakdown
Maintenance 8/25
Recency, release consistency, active ratio
Quality 18/25
Yanked ratio, deps, size, maturity, features
Community 13/20
Reverse deps, ownership, ecosystem
Popularity 8/15
Downloads, momentum, growth trend
Documentation 11/15
Docs, repo, license, metadata
Download Trend
Daily downloads · last 90 days
277K/day avg+6%
Top Dependents
Version Adoption
v10.0.0
35%
v9.0.0
33%
v8.2.0
21%
v8.1.0
7%
v7.0.0
5%
Release Timeline
10 releasessince 2021
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2021
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2022
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2023
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2024
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2025
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2026
LessMore
Feature Flags
default =["std"]
std*bigintunstableas_bitvecserialize
README
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Maintainers
Dependencies
11
direct dependencies
Dependents
670
crates depend on der-parser