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fasteval

v0.2.4 Growing

Fast evaluation of algebraic expressions

MIT Edition 2018
ScienceParser implementationsMathematics #math#algebra#expression#calculate#evaluate

Quick Verdict

  • โœ•Not updated for 6+ years
  • !Pre-1.0: API may have breaking changes
  • โœ“Trusted by 197 crates
  • โœ“Tiny footprint (268KB, 0 deps)
  • โœ“Permissive license (MIT)

Security

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Downloads
184.8K
Dependents
197
Releases
10
Size
268KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

12.0K downloads in the last 30 days (401/day), up 40% from the previous period.

๐Ÿ”—
Moderate adoption

197 crates depend on fasteval. Reasonable ecosystem adoption, though not yet a core dependency.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 6+ years old, fasteval hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿชถ
Zero dependencies

fasteval has no external dependencies โ€” minimal supply chain risk and fast compile times.

๐ŸŒŸ
Used by top crates

Notable dependents include dntk, cog-task, rspack_style, klavier-core, zram-generator. When high-quality crates choose fasteval, it's a strong quality signal.

Health Breakdown

Maintenance 4/25

Recency, release consistency, active ratio

Quality 17/25

Yanked ratio, deps, size, maturity, features

Community 12/20

Reverse deps, ownership, ecosystem

Popularity 6/15

Downloads, momentum, growth trend

Documentation 12/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
293/day avg+92%
020040060012/291/162/32/213/113/28

Top Dependents

Version Adoption

v0.2.4
96%
v0.2.3
1%
v0.2.0
1%
v0.1.9
1%
v0.2.2
1%

Release Timeline

10 releasessince 2019
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Feature Flags

default =["alpha-keywords"]

nightlyunsafe-varsalpha-keywords*

README

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Maintainers

Dependencies
0
direct dependencies
Dependents
197
crates depend on fasteval

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