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buddy_system_allocator

v0.12.0 Growing

A bare metal allocator that uses buddy system.

MIT Edition 2021
#allocator#no_std#heap

Quick Verdict

  • โœ“Actively maintained (updated 74d ago)
  • !Pre-1.0: API may have breaking changes
  • โœ“Trusted by 168 crates
  • โœ“Permissive license (MIT)

Security

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Downloads
1.2M
Dependents
168
Releases
25
Size
16KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

150.2K downloads in the last 30 days (5.0K/day), up 50% from the previous period.

๐Ÿ”—
Moderate adoption

168 crates depend on buddy_system_allocator. Reasonable ecosystem adoption, though not yet a core dependency.

๐Ÿ”ฌ
Pre-1.0 for over a year

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

๐Ÿ“
Compact crate

At 15KB, buddy_system_allocator is lightweight. Small crate size correlates with focused, well-scoped functionality.

๐ŸŒŸ
Used by top crates

Notable dependents include zenoh-shm, hyperlight-guest-bin, sparreal-kernel, slab_allocator_rs, rslab. When high-quality crates choose buddy_system_allocator, it's a strong quality signal.

Health Breakdown

Maintenance 14/25

Recency, release consistency, active ratio

Quality 16/25

Yanked ratio, deps, size, maturity, features

Community 9/20

Reverse deps, ownership, ecosystem

Popularity 7/15

Downloads, momentum, growth trend

Documentation 13/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
4K/day avg+91%
02K4K6K8K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v0.10.0
38%
v0.11.0
38%
v0.9.1
9%
v0.8.0
8%
v0.9.0
8%

Release Timeline

25 releasessince 2019
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2019
11
2020
7
2021
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2022
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2023
2024
3
2025
2026
1
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Feature Flags

default =["alloc", "use_spin"]

alloc*use_spin*

README

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Maintainers

Dependencies
5
direct dependencies
Dependents
168
crates depend on buddy_system_allocator

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