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open62541
v0.11.0 GrowingHigh-level, safe bindings for the C99 library open62541, an open source and free implementation of OPC UA (OPC Unified Architecture).
MPL-2.0 Edition 2024 MSRV 1.85
Quick Verdict
- ✓Actively maintained (updated 0d ago)
- !Pre-1.0: API may have breaking changes
- !Heavy dependency tree (21 direct deps)
Security
Checking security advisories...
Downloads
347.0K
Dependents
3
Releases
36
Size
150KB
Deep Insights
📈
Strong growth momentum
53.1K downloads in the last 30 days (1.8K/day), up 85% from the previous period.
🔬
Pre-1.0 for over a year
Despite being 2+ years old, open62541 hasn't reached 1.0 yet. Expect potential API changes between versions.
📦
Heavy dependency tree
21 direct dependencies. Consider the impact on compile times and supply chain complexity.
Health Breakdown
Maintenance 19/25
Recency, release consistency, active ratio
Quality 13/25
Yanked ratio, deps, size, maturity, features
Community 8/20
Reverse deps, ownership, ecosystem
Popularity 7/15
Downloads, momentum, growth trend
Documentation 15/15
Docs, repo, license, metadata
Download Trend
Daily downloads · last 90 days
1K/day avg+8%
Top Dependents
Most downloaded crates that depend on open62541
Version Adoption
v0.10.1
80%
v0.8.5
19%
v0.9.4
1%
v0.9.2
0%
v0.9.1
0%
Release Timeline
10 releases1 yankedsince 2025
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2025
9
2026
1
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Feature Flags
default =["serde", "time", "tokio", "uuid"]
time*uuid*x509serde*tokio*mbedtls
README
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Maintainers
Dependencies
21
direct dependencies
Dependents
3
crates depend on open62541