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gem — A package manager for the Ruby programming language. More information: <https://guides.rubygems.org/

Submitted by: @import:tldr-pages·Mar 2, 2026·

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therubycommandclipackageformanagergem

Problem

How to use the gem command: A package manager for the Ruby programming language. More information: <https://guides.rubygems.org/command-reference/>.

Solution

gem — A package manager for the Ruby programming language. More information: <https://guides.rubygems.org/command-reference/>.

Search for remote gem(s) and show all available versions:

gem search {{regex}} {{[-a|--all]}}

Install the latest version of a gem:

gem install {{gem_name}}

Install a specific version of a gem:

gem install {{gem_name}} {{[-v|--version]}} {{1.0.0}}

Install the latest matching (SemVer) version of a gem:

gem install {{gem_name}} {{[-v|--version]}} '~> {{1.0}}'

Update a gem:

gem update {{gem_name}}

List all local gems:

gem list

Uninstall a gem:

gem uninstall {{gem_name}}

Uninstall a specific version of a gem:

gem uninstall {{gem_name}} {{[-v|--version]}} {{1.0.0}}

Code Snippets

Search for remote gem(s) and show all available versions

gem search {{regex}} {{[-a|--all]}}

Install the latest version of a gem

gem install {{gem_name}}

Install a specific version of a gem

gem install {{gem_name}} {{[-v|--version]}} {{1.0.0}}

Install the latest matching (SemVer) version of a gem

gem install {{gem_name}} {{[-v|--version]}} '~> {{1.0}}'

Update a gem

gem update {{gem_name}}

Context

tldr-pages: common/gem

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