Behind the Scenes

Full transparency. Here is the exact breakdown of the formatting engines and versions Rapikan uses to beautify your code.

Special Thanks

Rapikan stands on the shoulders of giants. Deepest gratitude to the open-source community and the brilliant maintainers of the formatting engines listed. Without them, this zero-config dream would not be possible.

Language / Format	Formatter Engine	Version	Execution
Astro .astro	Prettier (Astro Plugin)	`v0.14.1`	Auto-Download
Batch / CMD .bat .cmd	Rapikan Native	`v1.0.0`	Native Built-in
Blade .blade.php	Prettier (Blade Plugin)	`v3.2.2`	Auto-Download
C .c .h	Clang-Format	`v3.0.7`	Auto-Download
C++ .cpp .hpp .cc .cxx .hxx .c++ .h++	Clang-Format	`v3.0.7`	Auto-Download
Objective-C / C++ .m .mm	Clang-Format	`v3.0.7`	Auto-Download
CMake CMakeLists.txt .cmake .cmake.in	CMake-Format	`v0.3.0`	Auto-Download
C# .cs .csx	CSharpier	`v1.3.0`	Auto-Download
CSS .css	Prettier	`v3.9.6`	Auto-Download
LESS .less	Prettier	`v3.9.6`	Auto-Download
SCSS .scss	Prettier	`v3.9.6`	Auto-Download
Dart .dart	Dart Format Manual installation required →	`-`	System PATH
Dockerfile Dockerfile .dockerfile	Rapikan Native	`v1.0.0`	Native Built-in
Dotenv .env .env.*	Rapikan Native	`v1.0.0`	Native Built-in
EditorConfig .editorconfig	Rapikan Native	`v1.0.0`	Native Built-in
Elixir / Phoenix .ex .exs .heex	Mix Format Manual installation required →	`-`	System PATH
GDScript .gd	GDScript Formatter	`v0.24.0`	Auto-Download
Go .go	Goimports / Gofmt Manual installation required →	`-`	System PATH
Gradle .gradle	Rapikan Native	`v1.0.0`	Native Built-in
Groovy .groovy .gvy	Rapikan Native	`v1.0.0`	Native Built-in
GraphQL .graphql .gql	Prettier	`v3.9.6`	Auto-Download
HTML .html .htm	Prettier	`v3.9.6`	Auto-Download
Vue .vue	Prettier	`v3.9.6`	Auto-Download
Angular .component.html	Prettier	`v3.9.6`	Auto-Download
Ignore Files .gitignore .npmignore .dockerignore	Rapikan Native	`v1.0.0`	Native Built-in
INI / Cfg .ini .cfg	Rapikan Native	`v1.0.0`	Native Built-in
Java .java .jav	Google Java Format	`v1.36.1`	Auto-Download
JavaScript .js .cjs .mjs	Prettier	`v3.9.6`	Auto-Download
React (JSX/TSX) .jsx .tsx	Prettier	`v3.9.6`	Auto-Download
TypeScript .ts .cts .mts	Prettier	`v3.9.6`	Auto-Download
JSON .json .jsonc .json5	Prettier	`v3.9.6`	Auto-Download
Kotlin .kt .kts	Ktlint	`v1.8.0`	Auto-Download
Lua .lua	StyLua	`v2.5.2`	Auto-Download
Markdown / MDX .md .mdx	Prettier	`v3.9.6`	Auto-Download
Nginx .conf	Rapikan Native	`v1.0.0`	Native Built-in
PHP .php .phtml	Prettier (PHP Plugin)	`v0.25.0`	Auto-Download
Prisma .prisma	Prisma	`v7.9.1`	Auto-Download
ProGuard .pro proguard-rules.pro	Rapikan Native	`v1.0.0`	Native Built-in
Properties .properties	Rapikan Native	`v1.0.0`	Native Built-in
Protocol Buffers .proto	Clang-Format	`v3.0.7`	Auto-Download
Pug / Jade .pug .jade	Prettier (Pug Plugin)	`v3.4.2`	Auto-Download
Python .py .pyw .pyi	Ruff	`v0.16.2`	Auto-Download
R .r .R .rmd .Rmd	Air	`v0.11.0`	Auto-Download
Rust .rs	Rustfmt Manual installation required →	`-`	System PATH
Shell Script .sh .bash .zsh .bashrc	Shfmt	`v3.13.1`	Auto-Download
SQL .sql	SQL-Formatter	`v15.8.2`	Auto-Download
Svelte .svelte	Prettier (Svelte Plugin)	`v4.1.1`	Auto-Download
Swift .swift	Swift Manual installation required →	`-`	System PATH
Tailwind CSS .html .jsx .tsx .vue .svelte .astro	Prettier (Tailwind Plugin)	`v0.8.1`	Auto-Download
Terraform .tf .tfvars	Terraform Fmt Manual installation required →	`-`	System PATH
TOML .toml Cargo.toml	Taplo	`v0.10.0`	Auto-Download
Visual Basic .vb .vbs .vba	Rapikan Native	`v1.0.0`	Native Built-in
XML .xml .svg .pom	Rapikan Native	`v1.0.0`	Native Built-in
YAML .yaml .yml	Prettier	`v3.9.6`	Auto-Download
Zig .zig .zon	Zig Fmt Manual installation required →	`-`	System PATH