format-on-save
New1Community RegistryGeneralby Logan Gagne
PostToolUse hook that auto-formats files after Edit/Write using language-appropriate formatters (shfmt, prettier, markdownlint, google-java-format, ktlint, cargo fmt, taplo, ruff)
First seen 5/22/2026
Install & Usage
1
Add a marketplace
/plugin marketplace add <org/repo>2
Install the plugin
Add the configuration to /plugin install format-on-save@<marketplace>
3
Manage with /plugin
/pluginView source on GitHub
Security Audits
LicenseUnknownSourceWarnRepositoryPass
Frequently Asked Questions
What is format-on-save?
PostToolUse hook that auto-formats files after Edit/Write using language-appropriate formatters (shfmt, prettier, markdownlint, google-java-format, ktlint, cargo fmt, taplo, ruff)
How to install format-on-save?
To install format-on-save: add a marketplace (/plugin marketplace add <org/repo>), then add the config to /plugin install format-on-save@<marketplace>. Finally, /plugin in Claude Code.
What is format-on-save best for?
format-on-save is a plugin categorized under General. Created by Logan Gagne.