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mech

v0.3.5 Growing

Mech is a programming language for building reactive systems like robots, games, and animations.

Apache-2.0 Edition 2024 MSRV 1.92
Game enginesScienceWeb programmingScience::Robotics #runtime#language#dataflow#programming#mech

Quick Verdict

  • โœ“Actively maintained (updated 19d ago)
  • !Pre-1.0: API may have breaking changes
  • !Heavy dependency tree (33 direct deps)
  • โœ“Permissive license (Apache-2.0)
  • !98% of releases were yanked

Security

Checking security advisories...
Downloads
49.7K
Dependents
1
Releases
81
Size
3.8MB

Deep Insights

๐Ÿ“‰
Download decline

851 downloads in the last 30 days, down 26% from the previous period. May indicate migration to alternatives.

๐Ÿ”ฌ
Pre-1.0 for over a year

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

๐Ÿ“ฆ
Heavy dependency tree

33 direct dependencies. Consider the impact on compile times and supply chain complexity.

๐Ÿ“
Large crate size

3.8MB is relatively large. May impact download and compile times.

โš ๏ธ
Notable yanked versions

98% of releases have been yanked. Check version history before pinning.

Health Breakdown

Maintenance 18/25

Recency, release consistency, active ratio

Quality 6/25

Yanked ratio, deps, size, maturity, features

Community 7/20

Reverse deps, ownership, ecosystem

Popularity 6/15

Downloads, momentum, growth trend

Documentation 15/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
0/day avg
02/263/164/34/215/95/26

Top Dependents

Most downloaded crates that depend on mech

Version Adoption

v0.2.75
83%
v0.3.5
17%

Release Timeline

10 releases8 yankedsince 2025
J
F
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A
M
J
J
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2025
3
2026
7
Less
More|
Yanked

Feature Flags

default =["baselib", "pretty_print", "serde", "compiler", "program", "mika", "u8", "u16", "u32", "u64", "u128", "i8", "i16", "i32", "i64", "i128", "f32", "f64", "c64", "r64", "statements_default", "subscript_default", "state_machines", "formatter", "mechfs", "serve", "run", "repl", "build", "whos", "async", "trace", "mech-core/default", "mech-interpreter/default", "mech-syntax/default"]

i8*u8*c64*f32*f64*i16*i32*i64*mapr64*run*setu16*u32*u64*atombaseboolenumi128*mika*repl*u128*whos*async*build*serde*serve*tabletrace*tuplefloatsmatrixmechfs*no_stdrecordstdlibstringbaselib*complexmatrix1matrix2matrix3matrix4matrixdnumbersprogram*swizzlevector2vector3vector4vectordcompiler*formulasrationalformatter*functionsmatrix2x3matrix3x2subscriptvariablesstatementskind_definerow_vector2row_vector3row_vector4row_vectordsigned_intsdot_indexingfixed_matrixfixed_vectorpretty_print*symbol_tableunsigned_intsdynamic_matrixmatrix_horzcatmatrix_vertcatstate_machines*kind_annotationsubscript_rangesubscript_slicevariable_assignvariable_definefixed_row_vectorlogical_indexingsubscript_default*subscript_formulastatements_default*

README

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Maintainers

Dependencies
33
direct dependencies
Dependents
1
crates depend on mech

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