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 601 crates
- ✓Permissive license (MIT OR Apache-2.0)
Security
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Downloads
93.9M
Dependents
601
Releases
60
Size
66KB
Deep Insights
📊
Steady growth
8.6M downloads in the last 30 days (286.7K/day), up 20% from the previous period.
🔗
Moderate adoption
601 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, webrtc-dtls, webauthn-rs-core, 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
226K/day avg+78%
Top Dependents
Version Adoption
v9.0.0
32%
v10.0.0
32%
v8.2.0
23%
v8.1.0
8%
v7.0.0
5%
Release Timeline
60 releases3 yankedsince 2017
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2017
15
2018
9
2019
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2020
12
2021
6
2022
4
2023
2
2024
1
2025
1
2026
LessMore|Yanked
Feature Flags
default =["std"]
std*bigintunstableas_bitvecserialize
README
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Maintainers
Dependencies
11
direct dependencies
Dependents
601
crates depend on der-parser