ALE Supported Languages and Tools

April 15, 2026 · View on GitHub

This plugin supports the following languages and tools. All available tools will be run in combination, so they can be complementary.

Legend

Key	Definition
:speech_balloon:	Language Server Protocol (LSP)
:floppy_disk:	May only run on files on disk (see: `help ale-lint-file-linters`
:warning:	Disabled by default

Ada
- ada_language_server :speech_balloon:
- cspell
- gcc
- gnatpp :floppy_disk:
Ansible
- ansible-language-server
- ansible-lint :floppy_disk:
API Blueprint
- drafter
APKBUILD
- apkbuild-fixer :speech_balloon:
- apkbuild-lint :speech_balloon:
- secfixes-check :speech_balloon:
AsciiDoc
- alex
- cspell
- languagetool :floppy_disk: :speech_balloon:
- proselint
- redpen
- textlint
- vale
- write-good
ASM
- gcc
- llvm-mc
Astro
- eslint
- prettier
AVRA
- avra
Awk
- gawk
Bash
- bashate
- cspell
- language-server
- shell -n flag
- shellcheck
- shfmt
Bats
- shellcheck
Bazel
- buildifier :speech_balloon:
BibTeX
- bibclean
Bicep
- bicep :floppy_disk: :speech_balloon:
Bindzone
- checkzone
BitBake
- oelint-adv
Bourne Shell
- shell -n flag
- shellcheck
- shfmt
C
- astyle
- ccls :speech_balloon:
- clang
- clang-format
- clangcheck :floppy_disk:
- clangd :speech_balloon:
- clangtidy :floppy_disk:
- cppcheck
- cpplint
- cquery :speech_balloon:
- cspell
- flawfinder
- gcc
- uncrustify
C#
- clang-format
- csc :floppy_disk: see:help ale-cs-csc for details and configuration
- cspell
- dotnet-format
- mcs see:help ale-cs-mcs for details
- mcsc :floppy_disk: see:help ale-cs-mcsc for details and configuration
- uncrustify
C++ (filetype cpp)
- astyle
- ccls :speech_balloon:
- clang
- clang-format
- clangcheck :floppy_disk:
- clangd :speech_balloon:
- clangtidy :floppy_disk:
- clazy :floppy_disk:
- cppcheck
- cpplint :floppy_disk:
- cquery :speech_balloon:
- cspell
- flawfinder
- gcc
- uncrustify
C3
- c3lsp :speech_balloon:
Cairo
- scarb :floppy_disk:
- starknet
Chef
- cookstyle
- foodcritic :floppy_disk:
Clojure
- clj-kondo
- cljfmt
- joker
CloudFormation
- cfn-python-lint
- checkov
CMake
- cmake-format
- cmake-lint
- cmakelint
CoffeeScript
- coffee
- coffeelint
Crystal
- ameba :floppy_disk:
- crystal :floppy_disk:
CSS
- VSCode CSS language server
- cspell
- css-beautify
- csslint
- fecs
- prettier
- stylelint
Cucumber
- cucumber
CUDA
- clang-format
- clangd :speech_balloon:
- nvcc :floppy_disk:
Cypher
- cypher-lint
Cython (pyrex filetype)
- cython
D
- dfmt
- dls
- dmd
- uncrustify
Dafny
- dafny :floppy_disk:
Dart
- analysis_server
- dart-analyze :floppy_disk:
- dart-format
- dartfmt
- language_server
desktop
- desktop-file-validate
Dhall
- dhall-format
- dhall-freeze
- dhall-lint
Dockerfile
- dockerfile_lint
- dockerlinter
- dprint
- hadolint
Elixir
- credo
- cspell :warning:
- dialyxir
- dogma :floppy_disk:
- elixir-ls :warning: :speech_balloon:
- expert :warning: :speech_balloon:
- lexical :warning: :speech_balloon:
- mix :warning: :floppy_disk:
Elm
- elm-format
- elm-ls
- elm-make
Erb
- erb
- erb-formatter
- erblint
- erubi
- erubis
- htmlbeautifier
- ruumba
Erlang
- SyntaxErl
- dialyzer :floppy_disk:
- elvis :floppy_disk:
- erlang-mode (The Erlang mode for Emacs) :speech_balloon:
- erlang_ls :speech_balloon:
- erlc
- erlfmt
Fish
- fish -n flag
- fish_indent
Fortran
- fortitude
- gcc
- language_server :speech_balloon:
Fountain
- proselint
FusionScript
- fusion-lint
Git Commit Messages
- gitlint
Gleam
- gleam_format :speech_balloon:
- gleamlsp :speech_balloon:
GLSL
- glslang
- glslls :speech_balloon:
Go
- bingo :warning:
- cspell :warning:
- go build :warning: :floppy_disk:
- go mod :warning: :floppy_disk:
- go vet :floppy_disk:
- gofmt
- gofumpt
- goimports :warning: :speech_balloon:
- golangci-lint :warning: :floppy_disk:
- golangserver :warning:
- golines
- gopls :speech_balloon:
- gosimple :warning: :floppy_disk: :speech_balloon:
- gotype :warning: :floppy_disk: :speech_balloon:
- revive :warning: :floppy_disk:
- staticcheck :warning: :floppy_disk: :speech_balloon:
Go HTML Templates
- djlint
GraphQL
- eslint
- gqlint
- prettier
Groovy
- npm-groovy-lint
Hack
- hack
- hackfmt
- hhast :warning: (see :help ale-integration-hack) :speech_balloon:
Haml
- haml-lint
Handlebars
- djlint
- ember-template-lint
Haskell
- brittany :speech_balloon:
- cabal-ghc
- cspell
- floskell
- fourmolu
- ghc
- ghc-mod
- hdevtools :speech_balloon:
- hfmt
- hie
- hindent
- hlint
- hls
- ormolu
- stack-build :floppy_disk:
- stack-ghc
- stylish-haskell
HCL
- packer-fmt
- terraform-fmt
HTML
- VSCode HTML language server
- alex
- angular
- cspell
- djlint
- eslint
- fecs
- html-beautify
- htmlhint
- prettier
- proselint
- rustywind
- superhtml
- tidy
- write-good
HTML Angular
- djlint
HTML Django
- djlint
HTTP
- kulala_fmt
Hurl
- hurlfmt
Idris
- idris
Ink
- ink-language-server
Inko
- inko :floppy_disk:
ISPC
- ispc :floppy_disk:
Java
- PMD
- checkstyle :floppy_disk:
- clang-format
- cspell
- eclipselsp :speech_balloon:
- google-java-format
- javac
- javalsp :speech_balloon:
- uncrustify
JavaScript
- biome
- clang-format
- cspell
- deno
- dprint
- eslint
- fecs
- flow :speech_balloon:
- jscs
- jshint
- prettier
- prettier-eslint
- prettier-standard
- standard
- tsserver
- xo
Jinja
- djlint
- j2lint
JSON
- VSCode JSON language server
- biome
- clang-format
- cspell :warning:
- dprint
- eslint :warning:
- fixjson
- jq :warning:
- json.tool :warning:
- jsonlint
- prettier
- spectral
JSON5
- eslint :warning:
JSONC
- biome
- eslint :warning:
Jsonnet
- jsonnet-lint :speech_balloon:
- jsonnetfmt :speech_balloon:
Julia
- languageserver
Kotlin
- kotlinc :floppy_disk:
- ktlint
- languageserver see :help ale-integration-kotlin for configuration instructions
LaTeX
- alex
- chktex
- cspell
- lacheck
- proselint
- redpen
- texlab :speech_balloon:
- textlint
- vale
- write-good
Lean 4
- lake
Less
- lessc
- prettier
- stylelint
LilyPond
- lilypond
LLVM
- llc
Lua
- cspell
- lua-format
- lua-language-server :speech_balloon:
- luac
- luacheck
- luafmt
- selene
- stylua
Mail
- alex
- languagetool :floppy_disk: :speech_balloon:
- proselint
- vale
Make
- checkmake
Markdown
- alex
- cspell
- harper :speech_balloon:
- languagetool :floppy_disk: :speech_balloon:
- markdownlint :floppy_disk:
- marksman :speech_balloon:
- mdl
- pandoc
- prettier
- proselint
- pymarkdown :floppy_disk:
- redpen
- remark-lint
- rumdl :speech_balloon:
- textlint
- vale
- write-good
MATLAB
- mlint :speech_balloon:
Mercury
- mmc :floppy_disk:
NASM
- nasm :floppy_disk:
Nickel
- nickel_format
Nim
- nim check :floppy_disk:
- nimlsp :speech_balloon:
- nimpretty
nix
- alejandra
- deadnix
- nix-instantiate
- nixfmt
- nixpkgs-fmt
- rnix-lsp :speech_balloon:
- statix
nroff
- alex
- proselint
- write-good
Nunjucks
- djlint
Objective-C
- ccls :speech_balloon:
- clang
- clang-format
- clangd :speech_balloon:
- uncrustify
Objective-C++
- clang
- clangd :speech_balloon:
- uncrustify
OCaml
- dune
- merlin see :help ale-ocaml-merlin for configuration instructions
- ocamlformat
- ocamllsp :speech_balloon:
- ocp-indent
- ols :speech_balloon:
Odin
- ols :speech_balloon:
OpenApi
- ibm_validator
- prettier
- yamllint
OpenSCAD
- SCA2D :floppy_disk:
- scadformat
Packer (HCL)
- packer-fmt-fixer
Pascal
- ptop :speech_balloon:
Pawn
- uncrustify
Perl
- languageserver :speech_balloon:
- perl -c :warning:
- perl-critic
- perlnavigator :speech_balloon:
- perltidy
Perl6
- perl6 -c :warning:
PHP
- cspell
- intelephense :speech_balloon:
- langserver :speech_balloon:
- phan see :help ale-php-phan to instructions :speech_balloon:
- php -l
- php-cs-fixer
- phpactor :speech_balloon:
- phpcbf
- phpcs
- phpmd
- phpstan
- pint :beer:
- psalm :floppy_disk:
- tlint
PO
- alex
- msgfmt
- proselint
- write-good
Pod
- alex
- proselint
- write-good
Pony
- ponyc
PowerShell
- cspell
- powershell
- psscriptanalyzer
Prolog
- swipl
proto
- buf-format :floppy_disk:
- buf-lint :floppy_disk:
- clang-format
- protoc-gen-lint :floppy_disk:
- protolint :floppy_disk:
Pug
- pug-lint
Puppet
- languageserver
- puppet
- puppet-lint
PureScript
- purescript-language-server :speech_balloon:
- purs-tidy
- purty
Python
- autoflake :floppy_disk:
- autoimport
- autopep8
- bandit :warning:
- black
- cspell
- flake8
- flakehell
- isort
- mypy
- prospector :warning: :floppy_disk:
- pycln
- pycodestyle :warning:
- pydocstyle :warning:
- pyflakes
- pyflyby :warning:
- pylama :floppy_disk:
- pylint :floppy_disk:
- pylsp :warning: :speech_balloon:
- pyre :warning:
- pyrefly :warning: :speech_balloon:
- pyright :speech_balloon:
- refurb :floppy_disk:
- reorder-python-imports
- ruff
- ruff-format
- unimport
- vulture :warning: :floppy_disk:
- yapf
QML
- qmlfmt
- qmllint :speech_balloon:
R
- languageserver
- lintr
- styler
Racket
- racket-langserver :speech_balloon:
- raco
- raco_fmt
Re:VIEW
- redpen
ReasonML
- merlin see :help ale-reasonml-ols for configuration instructions
- ols :speech_balloon:
- reason-language-server :speech_balloon:
- refmt
Rego
- cspell
- opacheck
- opafmt
ReScript
- rescript-language-server :speech_balloon:
- rescript_format
REST
- kulala_fmt
reStructuredText
- alex
- cspell
- proselint
- redpen
- rstcheck
- textlint
- vale
- write-good
Robot
- rflint
Roc
- roc_annotate
- roc_format
- roc_language_server
RPM spec
- rpmlint :warning: (see :help ale-integration-spec) :speech_balloon:
Ruby
- brakeman :floppy_disk:
- cspell
- debride
- packwerk :floppy_disk:
- prettier
- rails_best_practices :floppy_disk:
- reek
- rubocop
- ruby
- rubyfmt
- rufo
- solargraph :speech_balloon:
- sorbet :speech_balloon:
- standardrb
- steep
- syntax_tree
Rust
- cargo :floppy_disk: (see :help ale-integration-rust for configuration instructions) :speech_balloon:
- cspell
- rls :warning:
- rust-analyzer :warning:
- rustc :warning:
- rustfmt
Salt
- salt-lint
Sass
- sass-lint
- stylelint
Scala
- cspell
- fsc :speech_balloon:
- metals :speech_balloon:
- sbtserver
- scalac
- scalafmt
- scalastyle
SCSS
- prettier
- sass-lint
- scss-lint
- stylelint
Slim
- slim-lint
SML
- smlnj
Solidity
- forge
- solc
- solhint
- solium
SQL
- dprint
- pgformatter
- sql-lint
- sqlfluff
- sqlfmt
- sqlformat
- sqlint
Stylus
- stylelint
SugarSS
- stylelint
Svelte
- prettier
- svelteserver :speech_balloon:
Swift
- Apple swift-format
- cspell
- sourcekit-lsp :speech_balloon:
- swiftformat
- swiftlint
systemd
- systemd-analyze :floppy_disk:
Tcl
- nagelfar :floppy_disk:
Terraform
- checkov
- terraform
- terraform-fmt-fixer
- terraform-ls :speech_balloon:
- terraform-lsp :speech_balloon:
- tflint
- tfsec
Texinfo
- alex
- cspell
- proselint
- write-good
Text
- alex :warning:
- cspell
- languagetool :floppy_disk: :speech_balloon:
- proselint :warning:
- redpen :warning:
- textlint :warning:
- vale :warning:
- write-good :warning:
Thrift
- thrift
- thriftcheck
TOML
- dprint
- tombi
TypeScript
- biome
- cspell
- deno
- dprint
- eslint
- fecs
- prettier
- standard
- tslint
- tsserver
- typecheck
Typst
- typstyle
V
- v :floppy_disk:
- vfmt
VALA
- uncrustify
- vala_lint :floppy_disk:
Verilog
- hdl-checker
- iverilog
- slang
- verible
- verilator
- vlog
- xvlog :speech_balloon:
- yosys :floppy_disk:
VHDL
- ghdl
- vcom
- xvhdl :speech_balloon:
Vim
- vimls :speech_balloon:
- vint
Vim help
- alex :warning:
- proselint :warning:
- write-good :warning:
Vue
- cspell
- prettier
- vls :speech_balloon:
- volar
WGSL
- naga
XHTML
- alex
- cspell
- proselint
- write-good
XML
- xmllint
YAML
- actionlint
- circleci :floppy_disk: :warning:
- gitlablint
- prettier
- spectral
- swaglint :warning: :speech_balloon:
- yaml-language-server :speech_balloon:
- yamlfix
- yamlfmt
- yamllint
- yq
YANG
- yang-lsp :speech_balloon:
Yara
- yls
Zeek
- zeek :floppy_disk:
Zig
- zigfmt
- zlint
- zls :speech_balloon: