swift-format

Spec sheet

Purpose

swift-format provides formatting technology for Swift source code and building blocks for code formatting transformations.Read 11 Oct 2026 · github.com

Integrations

swift-format provides formatting technology for SourceKit-LSP.Read 11 Oct 2026 · github.com

License

The repository identifies its license as Apache-2.0.Read 11 Oct 2026 · github.com

Configuration

Users can customize supported behavior with a JSON configuration file, and the tool searches parent directories for a .swift-format file.Read 11 Oct 2026 · github.com

Formatting

Its format command formats one or more Swift source files or source code read from standard input.Read 11 Oct 2026 · github.com

Install options

The project documents installation through the Swift toolchain, Homebrew, or building from source.Read 11 Oct 2026 · github.com

Language compatibility

Earlier swift-format versions may not recognize syntax added in later language and parser versions.Read 11 Oct 2026 · github.com

Linting

Its lint command checks Swift files for style violations and prints diagnostics to standard error.Read 11 Oct 2026 · github.com

Operating systems

The README documents using the tool through the Swift toolchain and Homebrew and building it from source; it does not specify operating system support on that page.Read 11 Oct 2026 · github.com

Style caveat

The project says no default Swift code style guidelines have yet been proposed and describes its current style as one possibility for experimentation.Read 11 Oct 2026 · github.com

Swift API

Swift applications can use the SwiftFormat package module, including SwiftFormatter and SwiftLinter APIs.Read 11 Oct 2026 · github.com

SwiftPM plugins

The package provides Swift Package Manager command plugins for formatting and linting source code.Read 11 Oct 2026 · github.com

Toolchain inclusion

The README says Swift 6, included with Xcode 16, and later include swift-format in the toolchain.Read 11 Oct 2026 · github.com

Plans and prices

Every swift-format plan and price →

Where Specifiction places it

• Code Formatting Tools#27 of 347.4