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qcell

v0.5.5 Growing

Statically-checked alternatives to RefCell and RwLock

MIT/Apache-2.0 Edition 2018 MSRV 1.60.0
Data structuresMemory managementRust patterns #cell#rc#borrow#refcell#borrowing

Quick Verdict

  • !Pre-1.0: API may have breaking changes
  • โœ“Permissive license (MIT/Apache-2.0)
  • !53% of releases were yanked

Security

Checking security advisories...
Downloads
351.9K
Dependents
48
Releases
15
Size
40KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

11.2K downloads in the last 30 days (372/day), up 126% from the previous period.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 7+ years old, qcell hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿ“
Compact crate

At 39KB, qcell is lightweight. Small crate size correlates with focused, well-scoped functionality.

โš ๏ธ
Notable yanked versions

53% of releases have been yanked. Check version history before pinning.

๐ŸŒŸ
Used by top crates

Notable dependents include stakker, selfref, socket_server, kodept-ast, qcontext. When high-quality crates choose qcell, it's a strong quality signal.

Health Breakdown

Maintenance 8/25

Recency, release consistency, active ratio

Quality 9/25

Yanked ratio, deps, size, maturity, features

Community 11/20

Reverse deps, ownership, ecosystem

Popularity 7/15

Downloads, momentum, growth trend

Documentation 14/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
208/day avg+199%
05001K2K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v0.5.4
85%
v0.5.3
7%
v0.5.5
5%
v0.4.3
2%
v0.5.2
1%

Release Timeline

15 releases8 yankedsince 2019
J
F
M
A
M
J
J
A
S
O
N
D
2019
6
2020
1
2021
2
2022
3
2023
2
2024
2025
1
2026
Less
More|
Yanked

Feature Flags

default =["std"]

std*alloc

README

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Maintainers

Dependencies
9
direct dependencies
Dependents
48
crates depend on qcell

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