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Tech riderRev. 1 Oct 2026

gofmt

Ch 067.2of 34 Code Formatting Tools
  1. 1Runs onLinux, Mac, Windows
  2. 2CostsFree plan
  3. 3License modelopen source
  4. 4Supported languagesGo
  5. 5Supported platformsWindows, macOS, Linux
  6. 6Editor integrationYes
  7. 7Ignore filesNo
  8. 8Changed-lines formattingNo
  9. 9Library APIYes
9 lines stated Written from the maker's own pages: go.dev
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The gofmt homepage

Overview

gofmt is ranked #6 of 34 in code formatting tools on Specifiction. It runs on Linux, macOS, Windows. There is a free plan.

gofmt plans and pricing

All plans
gofmt Free included executable in Go installation · command-line use go.dev · 1 Oct 2026

Compared on code formatting tools

Supported languages
Gogo.dev
Supported platforms
Windows, macOS, Linuxgo.dev
Editor integration
Yesgo.dev
Ignore files
Nogo.dev
Changed-lines formatting
Nogo.dev
Library API
Yesgo.dev
License model
open_sourcego.dev

Facts

Purpose
Gofmt automatically formats Go programs using tabs for indentation and blanks for alignment.go.dev · 1 Oct 2026
Input handling
Without an explicit path, gofmt processes standard input; with a directory, it recursively processes .go files while ignoring files beginning with a period.go.dev · 1 Oct 2026
Output
By default, gofmt prints reformatted sources to standard output.go.dev · 1 Oct 2026
Formatting options
Its flags include displaying diffs, listing files with formatting differences, applying rewrite rules, simplifying code, and reporting all errors.go.dev · 1 Oct 2026
Comment formatting
Gofmt reformats Go documentation comments into canonical paragraphs, lists, headings, links, and code blocks.go.dev · 1 Oct 2026
Source transformation
The -r flag applies rewrite rules whose patterns and replacements are valid Go expressions.go.dev · 1 Oct 2026
Editor integrations
The Go project documents gofmt integrations for Vim, Emacs, Eclipse, Sublime Text, Git pre-commit hooks, and Mercurial.go.dev · 1 Oct 2026
Performance
Since Go 1.18, gofmt reads and formats input files concurrently with memory limited proportionally to GOMAXPROCS.go.dev · 1 Oct 2026
Distribution
The Go installation process installs an executable called gofmt, equivalent to go fmt.go.dev · 1 Oct 2026
Platforms
The Go compiler toolchain can target AIX, Android, DragonFly BSD, FreeBSD, Illumos, Linux, macOS/iOS, NetBSD, OpenBSD, Plan 9, Solaris, and Windows.go.dev · 1 Oct 2026
License
Go is an open source project distributed under a BSD-style license.go.dev · 1 Oct 2026
Security
The Go project issues security fixes to the two most recent major Go releases and provides a security policy for reporting vulnerabilities.go.dev · 1 Oct 2026
Support
Questions about using Go or announcements relevant to Go users should be sent to the golang-nuts mailing list.go.dev · 1 Oct 2026

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Where it ranks on Specifiction

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