PyPI
psf/black
The uncompromising Python code formatter
MITSep 16, 2026 · metrics 2.10.0
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Catalogue tag
#formatter
Every repository in the public record carrying this tag — from its GitHub topics or the keywords its package registries publish. Health is measured under the same versioned methodology as the rest of the record.
194 records
crates.io · npm
biomejs/biome
A toolchain for web projects, aimed to provide functionalities to maintain them. Biome offers formatter and linter, usable via CLI and LSP.
Apache-2.0Sep 16, 2026 · metrics 2.10.0
npm
prettier/prettier
Prettier is an opinionated code formatter.
MITSep 16, 2026 · metrics 2.10.0
PyPI · crates.io · npm
sqlfluff/sqlfluff
A modular SQL linter and auto-formatter with support for multiple dialects and templated code.
MITAug 28, 2026 · metrics 2.10.0
npm
Shopify/theme-tools
Everything developer experience for Shopify themes
MITSep 9, 2026 · metrics 2.10.0
PyPI
PyCQA/isort
A Python utility / library to sort imports.
MITAug 28, 2026 · metrics 2.10.0
Packagist · crates.io · npm
carthage-software/mago
Mago is a toolchain for PHP that aims to provide a set of tools to help developers write better code.
Apache-2.0Sep 8, 2026 · metrics 2.10.0
npm
eslint-stylistic/eslint-stylistic
Monorepo for ESLint Stylistic plugins and configs
MITSep 17, 2026 · metrics 2.10.0
crates.io
rust-lang/rustfmt
Format Rust code
Apache-2.0Sep 18, 2026 · metrics 2.10.0
PyPI · crates.io
rvben/rumdl
Fast Markdown linter and formatter written in Rust
MITOct 20, 2026 · metrics 2.10.0
npm
haydenbleasel/ultracite
A highly opinionated, zero-configuration linter and formatter.
MITSep 8, 2026 · metrics 2.10.0
PyPI · crates.io
tox-dev/toml-fmt
Format Python TOML configurations.
MITSep 12, 2026 · metrics 2.10.0
—
NixOS/nixfmt
The official formatter for Nix code
MPL-2.0Sep 14, 2026 · metrics 2.10.0
Go
bazel-contrib/buildtools
A bazel BUILD file formatter and editor
Apache-2.0Sep 15, 2026 · metrics 2.10.0
Maven
diffplug/spotless
Keep your code spotless
Apache-2.0Aug 28, 2026 · metrics 2.10.0
crates.io
qltysh/qlty
💎 Code quality CLI for universal linting, auto-formatting, security scanning, and maintainability
Custom licenseSep 11, 2026 · metrics 2.10.0
npm
scanaislop/aislop
Catch and fix the code-quality issues AI coding agents leave behind - dead code, unsafe casts, swallowed errors, duplication, security risks, and more. 50+ deterministic rules across 10 language targets, with CLI, CI, and GitHub Actions. No LLM at runtime. MIT.
MITSep 16, 2026 · metrics 2.10.0
PyPI
MarketSquare/robotframework-robocop
Tool for static code analysis and formatting of Robot Framework language
Apache-2.0Sep 13, 2026 · metrics 2.10.0
—
fsprojects/fantomas
FSharp source code formatter
Custom licenseAug 24, 2026 · metrics 2.10.0
Maven
google/google-java-format
Reformats Java source code to comply with Google Java Style.
Custom licenseSep 20, 2026 · metrics 2.10.0
Packagist · npm
laravel/pint
Laravel Pint is an opinionated PHP code style fixer for minimalists.
MITAug 27, 2026 · metrics 2.10.0
npm
nvuillam/npm-groovy-lint
Lint, format and auto-fix your Groovy / Jenkinsfile / Gradle files using command line
MITSep 15, 2026 · metrics 2.10.0
Maven · npm
palantir/palantir-java-format
A modern, lambda-friendly, 120 character Java formatter.
Apache-2.0Oct 20, 2026 · metrics 2.10.0
crates.io
sebastienrousseau/noyalib
A YAML 1.2 parser and serialiser for Rust: zero unsafe, full serde integration, lossless CST editing, JSON Schema validation, 406/406 on the official test suite. Core of a six-crate ecosystem with a CLI, LSP, MCP server, WASM bindings, and a serde_yaml drop-in.
Apache-2.0Oct 20, 2026 · metrics 2.10.0
npm
sql-formatter-org/sql-formatter
A whitespace formatter for different query languages
MITSep 17, 2026 · metrics 2.10.0
PyPI · crates.io · npm
tombi-toml/tombi
TOML Formatter / Linter / Language Server
MITSep 12, 2026 · metrics 2.10.0
PyPI
tox-dev/tox-ini-fmt
Formats your tox.ini files
MITSep 18, 2026 · metrics 2.10.0
npm
ofri-peretz/eslint
Security and code-quality ESLint plugins — 477 rules across 30 packages: 272 security rules mapped to CWE + OWASP, 107 quality, 98 React/a11y. ESLint 8.40/9/10 + Oxlint. The lint layer AI-generated code needs.
MITSep 13, 2026 · metrics 2.10.0
crates.io · npm
Myriad-Dreamin/tinymist
Tinymist [ˈtaɪni mɪst] is an integrated language service for Typst [taɪpst].
Apache-2.0Sep 13, 2026 · metrics 2.10.0
PyPI · crates.io · npm
UnknownPlatypus/djangofmt
A fast, HTML aware, Django template formatter and linter, written in Rust.
MITOct 9, 2026 · metrics 2.10.0