Side by side

golangci-lint vs Luacheck

Both stand on linters. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

golangci-lint

Free plan LinuxMacSelf-hosted+1

golangci-lint brings parallel linting, configuration, and integrations to Go workflows at no listed cost. Check its Go version conditions and use the project’s recommended binary installation approach.

Visit golangci-lint

Luacheck

Free plan LinuxMacSelf-hosted+1

Luacheck provides configurable checks for Lua code, with several output formats and documented CI and editor integrations. Its command-line interface is fairly stable, but the module interface may change between minor releases.

Visit Luacheck

The facts

	golangci-lint	Luacheck
Free plan	Yes	Yes
Open source	Not published	Not published
Runs on	Linux, Mac, Self-hosted, Windows	Linux, Mac, Self-hosted, Windows
Lowest paid plan	Free or on request	Free or on request
Plans published	1	1
Maker	Not published	Not published
Website	golangci-lint.run	luacheck.readthedocs.io
On linters	#9 of 33	#13 of 33

golangci-lint: what it does well

Runs more than a hundred linters in parallel.
Uses Go build and analysis caches.
Supports YAML configuration and multiple output formats.
Documents editor and CI integrations.
Free and open-source.

What to know first

Supports only the two latest minor Go versions, subject to a compile-version limit.
Several source-oriented installation methods are not guaranteed to work.
Project is built by volunteers.

Luacheck: what it does well

Checks Lua 5.1–5.4 and LuaJIT syntax.
Configuration supports per-file and per-path overrides.
Offers TAP, JUnit XML, and other output formats.
GitHub Actions workflow and action are provided.
Free and distributed under the MIT License.

What to know first

Parallel checking requires the LuaLanes dependency.
The module interface may change between minor releases.

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