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kalk

v3.2.3 Stable

A math evaluator library that supports user-defined functions, variables and units, and can handle fairly ambiguous syntax.

MIT Edition 2018
Parser implementationsMathematics #math#calculator#evaluator

Quick Verdict

  • โœ“Actively maintained (updated 3d ago)
  • โœ“Stable API (3.x for 6+ years)
  • โœ“Permissive license (MIT)

Security

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Downloads
68.6K
Dependents
45
Releases
46
Size
83KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

404 downloads in the last 30 days (13/day), up 32% from the previous period.

โœ…
Stable for 6+ years

The API has been stable (1.x) for over 6 years with 46 releases. This level of maturity means you can depend on it without worrying about breaking changes.

๐ŸŒŸ
Used by top crates

Notable dependents include kalk_cli, kalker, ltrait-gen-calc. When high-quality crates choose kalk, it's a strong quality signal.

Health Breakdown

Maintenance 19/25

Recency, release consistency, active ratio

Quality 21/25

Yanked ratio, deps, size, maturity, features

Community 11/20

Reverse deps, ownership, ecosystem

Popularity 6/15

Downloads, momentum, growth trend

Documentation 9/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
0/day avg
04/265/146/16/197/77/24

Top Dependents

Version Adoption

v3.2.1
37%
v3.0.4
18%
v3.2.0
18%
v3.0.0
14%
v3.0.3
13%

Release Timeline

10 releasessince 2022
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2026
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Feature Flags

default =["rug", "gmp-mpfr-sys"]

use-system-libs

README

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Maintainers

Dependencies
7
direct dependencies
Dependents
45
crates depend on kalk

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