component_model

v0.17.0 Growing

Revolutionary type-safe component assignment for Rust. Build complex objects with zero boilerplate using derive macros and type-driven field setting. Perfect for configuration builders, fluent APIs, and object composition patterns.

MIT Edition 2021

Development tools API bindings Rust patterns Configuration #configuration#type-safe#zero-cost#builder-pattern#fluent-api

GitHub ↗ Docs ↗ crates.io ↗ Compare with…

Quick Verdict

✓Actively maintained (updated 36d ago)
!Pre-1.0: API may have breaking changes
✓Permissive license (MIT)

Security

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Downloads

12.4K

Dependents

Releases

Size

76KB

Deep Insights

📈

Strong growth momentum

5.8K downloads in the last 30 days (195/day), up 109% from the previous period.

👤

Prolific maintainer

The primary maintainer publishes 160 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

🔬

Pre-1.0 for over a year

Despite being 1+ years old, component_model hasn't reached 1.0 yet. Expect potential API changes between versions.

Health Breakdown

Maintenance 18/25

Recency, release consistency, active ratio

Quality 18/25

Yanked ratio, deps, size, maturity, features

Community 9/20

Reverse deps, ownership, ecosystem

Popularity 5/15

Downloads, momentum, growth trend

Documentation 13/15

Docs, repo, license, metadata

Download Trend

Daily downloads · last 90 days

97/day avg+662%

Top Dependents

Most downloaded crates that depend on component_model

willbe

79.7K dl 55

Version Adoption

v0.17.0

72%

v0.16.0

19%

v0.9.0

v0.8.0

v0.10.0

Release Timeline

10 releasessince 2025

2025

2026

Less

Feature Flags

default =["enabled", "full"]

full*no_stdenabled*use_allocderive_componentsderive_component_fromderive_component_modelderive_from_componentstypes_component_assignderive_component_assignderive_components_assign

README

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Maintainers

Wandalen

160 crates

Dependencies

direct dependencies