whatisgithub

What is spotless?

skevy/spotless — explained in plain English

Analysis updated 2026-07-17 · repo last pushed 2020-09-19

★ 1Audience · developerComplexity · 2/5DormantSetup · moderate

In one sentence

Spotless automatically formats code across many languages using a single unified system, so teams stop debating style manually.

Mindmap

mindmap
  root((repo))
    What it does
      Auto-formats code
      Fixes indentation
      Ratchets new rules
    Tech stack
      Java
      Gradle
      Maven
    Use cases
      Consistent team style
      Auto-fix pull requests
      Editor integration
    Audience
      Developers
      Large teams
    Notes
      Multi-language support
      Git integration

Code map

Detail Auto

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filefunction / class

What do people build with it?

USE CASE 1

Automatically fix code formatting across Java, Kotlin, Python, JavaScript, SQL, and other languages.

USE CASE 2

Run formatting checks on every build so style stays consistent without manual review.

USE CASE 3

Gradually adopt formatting rules on an existing codebase using the ratchet feature, without reformatting everything at once.

USE CASE 4

Auto-fix formatting mistakes directly in pull requests to avoid style debates in code review.

What is it built with?

JavaKotlinPythonJavaScriptGradleMaven

How does it compare?

skevy/spotless0xkinno/neuralvault0xmayurrr/ai-contractauditor
Stars111
Language—TypeScriptTypeScript
Last pushed2020-09-19——
MaintenanceDormant——
Setup difficultymoderatehardeasy
Complexity2/54/52/5
Audiencedeveloperdeveloperdeveloper

Figures from each repo's GitHub metadata at analysis time.

How do you get it running?

Difficulty · moderate Time to first run · 30min

Requires configuring which formatters and style rules to apply per language.

Copy-paste prompts

Prompt 1
Help me set up Spotless with Gradle to auto-format my Java project using Google's formatter.
Prompt 2
Show me how to configure Spotless to run Prettier on my JavaScript files automatically.
Prompt 3
Explain how the ratchet feature works so I can adopt formatting rules on an existing large codebase without breaking everything.
Prompt 4
Walk me through integrating Spotless into my CI pipeline to auto-fix formatting on pull requests.

Frequently asked questions

What is spotless?

Spotless automatically formats code across many languages using a single unified system, so teams stop debating style manually.

Is spotless actively maintained?

Dormant — no commits in 2+ years (last push 2020-09-19).

How hard is spotless to set up?

Setup difficulty is rated moderate, with roughly 30min to a first successful run.

Who is spotless for?

Mainly developer.

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