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fastnum

v0.7.4 Growing

Fast decimal numbers library

MIT OR Apache-2.0 Edition 2021 MSRV 1.88
ScienceNo standard libraryMathematics #crypto#numeric#const#decimal#fixed-point

Quick Verdict

  • !Pre-1.0: API may have breaking changes
  • โœ“Trusted by 182 crates
  • โœ“Permissive license (MIT OR Apache-2.0)

Security

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Downloads
2.6M
Dependents
182
Releases
57
Size
306KB

Deep Insights

๐Ÿ“‰
Download decline

786.8K downloads in the last 30 days, down 24% from the previous period. May indicate migration to alternatives.

๐Ÿ”—
Moderate adoption

182 crates depend on fastnum. Reasonable ecosystem adoption, though not yet a core dependency.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 1+ years old, fastnum hasn't reached 1.0 yet. Expect potential API changes between versions.

โš ๏ธ
Notable yanked versions

12% of releases have been yanked. Check version history before pinning.

๐ŸŒŸ
Used by top crates

Notable dependents include iceberg, surrealdb-core, surrealdb-core-nightly, uniswap-sdk-core, cpc. When high-quality crates choose fastnum, it's a strong quality signal.

Health Breakdown

Maintenance 12/25

Recency, release consistency, active ratio

Quality 11/25

Yanked ratio, deps, size, maturity, features

Community 12/20

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
25K/day avg+79%
020K40K60K2/263/164/34/215/95/26

Top Dependents

Version Adoption

v0.7.4
99%
v0.7.3
0%
v0.7.1
0%
v0.7.2
0%
v0.4.5
0%

Release Timeline

10 releasessince 2025
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2026
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Feature Flags

default =["std"]

devstd*randsqlxborshserdedieselutoipazeroizenumtraitstest-utilsqlx_mysqldiesel_mysqlsqlx_postgresextra-postgrestokio-postgresdiesel_postgresextra-postgres-encode

README

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Maintainers

Dependencies
18
direct dependencies
Dependents
182
crates depend on fastnum

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