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vec1

v1.12.1 Growing

a std Vec wrapper assuring that it has at least 1 element

MIT OR Apache-2.0 Edition 2021 MSRV 1.71.1
Data structures #vec#min#length#1

Quick Verdict

  • โœ•Not updated for 1+ year
  • โœ“Stable API (1.x for 7+ years)
  • โœ“Massive adoption (1.2K crates depend on it)
  • โœ“Permissive license (MIT OR Apache-2.0)

Security

Checking security advisories...
Downloads
6.6M
Dependents
1.2K
Releases
17
Size
34KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

700.0K downloads in the last 30 days (23.3K/day), up 28% from the previous period.

๐Ÿ”—
Widely adopted

1.2K crates depend on vec1. Strong ecosystem adoption means battle-tested code and long-term stability.

โš ๏ธ
Single maintainer risk

vec1 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 7+ years

The API has been stable (1.x) for over 7 years with 17 releases. This level of maturity means you can depend on it without worrying about breaking changes.

๐Ÿ“
Compact crate

At 33KB, vec1 is lightweight. Small crate size correlates with focused, well-scoped functionality.

๐ŸŒŸ
Used by top crates

Notable dependents include re_byte_size, egui_table, re_viewer_context, re_time_panel, re_view_time_series. When high-quality crates choose vec1, it's a strong quality signal.

Health Breakdown

Maintenance 4/25

Recency, release consistency, active ratio

Quality 22/25

Yanked ratio, deps, size, maturity, features

Community 13/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 15/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
18K/day avg+81%
010K20K30K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v1.12.1
64%
v1.10.1
22%
v1.8.0
9%
v1.12.0
4%
v1.6.0
1%

Release Timeline

17 releasessince 2018
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2018
3
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2020
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2021
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2022
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2023
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4
2025
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Feature Flags

default =["std"]

std*smallvec-v1smallvec-v1-writeunstable-nightly-try-from-impl

README

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Maintainers

Dependencies
4
direct dependencies
Dependents
1.2K
crates depend on vec1

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