rustio rustio.net
54

region

v3.0.2 Growing

Cross-platform virtual memory API

MIT Edition 2018
#lock#page#region#protect#maps

Quick Verdict

  • โœ•Not updated for 2+ years
  • โœ“Stable API (3.x for 9+ years)
  • โœ“Massive adoption (1.2K crates depend on it)
  • โœ“Permissive license (MIT)

Security

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Downloads
17.3M
Dependents
1.2K
Releases
22
Size
22KB

Deep Insights

๐Ÿ“Š
Stable downloads

741.0K downloads in the last 30 days (24.7K/day). Volume is roughly flat compared to the previous period.

๐Ÿ”—
Widely adopted

1.2K crates depend on region. Strong ecosystem adoption means battle-tested code and long-term stability.

โš ๏ธ
Single maintainer risk

region has only 1 owner despite 1.2K dependents. This is a bus-factor concern โ€” consider the implications for long-term support.

โœ…
Stable for 9+ years

The API has been stable (1.x) for over 9 years with 22 releases. This level of maturity means you can depend on it without worrying about breaking changes.

๐Ÿ“
Compact crate

At 22KB, region is lightweight. Small crate size correlates with focused, well-scoped functionality.

๐ŸŒŸ
Used by top crates

Notable dependents include wasmer-vm, wasmer-compiler, jetscii, wasmer-engine-universal, cranelift-jit. When high-quality crates choose region, it's a strong quality signal.

Health Breakdown

Maintenance 4/25

Recency, release consistency, active ratio

Quality 19/25

Yanked ratio, deps, size, maturity, features

Community 11/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 12/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
22K/day avg-46%
010K20K30K4/265/146/16/197/77/24

Top Dependents

Version Adoption

v3.0.2
39%
v3.0.0
32%
v2.2.0
28%
v2.1.2
1%
v2.0.0
0%

Release Timeline

10 releasessince 2018
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2018
2
2019
4
2020
1
2021
1
2022
2023
2024
2
2025
2026
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README

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Maintainers

Dependencies
5
direct dependencies
Dependents
1.2K
crates depend on region

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