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cumulus-primitives-core

v0.25.0 Growing

Cumulus related core primitive types and traits

Apache-2.0 Edition 2021

Quick Verdict

  • โœ“Actively maintained (updated 22d ago)
  • !Pre-1.0: API may have breaking changes
  • โœ“Massive adoption (1.7K crates depend on it)
  • โœ“Permissive license (Apache-2.0)

Security

Checking security advisories...
Downloads
892.6K
Dependents
1.7K
Releases
30
Size
36KB

Deep Insights

๐Ÿ“Š
Stable downloads

30.0K downloads in the last 30 days (999/day). Volume is roughly flat compared to the previous period.

๐Ÿ”—
Widely adopted

1.7K crates depend on cumulus-primitives-core. Strong ecosystem adoption means battle-tested code and long-term stability.

๐Ÿ‘ค
Prolific maintainer

The primary maintainer publishes 670 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 3+ years old, cumulus-primitives-core hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿ“
Compact crate

At 35KB, cumulus-primitives-core is lightweight. Small crate size correlates with focused, well-scoped functionality.

๐ŸŒŸ
Used by top crates

Notable dependents include polkadot-sdk, cumulus-primitives-parachain-inherent, cumulus-test-relay-sproof-builder, cumulus-pallet-parachain-system, cumulus-primitives-utility. When high-quality crates choose cumulus-primitives-core, it's a strong quality signal.

Health Breakdown

Maintenance 19/25

Recency, release consistency, active ratio

Quality 12/25

Yanked ratio, deps, size, maturity, features

Community 10/20

Reverse deps, ownership, ecosystem

Popularity 7/15

Downloads, momentum, growth trend

Documentation 10/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
1K/day avg+7%
05001K2K2K2/263/164/34/215/95/26

Top Dependents

Version Adoption

v0.18.1
41%
v0.17.0
29%
v0.23.0
12%
v0.20.0
10%
v0.21.0
8%

Release Timeline

10 releases1 yankedsince 2025
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2025
8
2026
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Feature Flags

default =["std"]

std*runtime-benchmarks

README

Loading README...

Maintainers

Dependencies
10
direct dependencies
Dependents
1.7K
crates depend on cumulus-primitives-core