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Cover image for asdf Basics & Cheat Sheet
Tanmay Jain
Tanmay Jain

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asdf Basics & Cheat Sheet

#asdf #rvm #nvmrc #webdev

One tool to rule them all.

asdf is a tool version manager. Manage each of your project runtimes with a single CLI tool and command interface.

Features:

  • Large ecosystem of existing runtimes & tools. Simple API to add support for new tools as you need!
  • Support for existing config files .nvmrc, .node-versions, .ruby-version for smooth migration!
  • .tool-versions to manage all your tools, runtimes and their versions in a single, sharable place.
  • Supports Bash, ZSH, Fish & Elvish with completions available.
  • Provides a GitHub Action to install and utilize your .tool-versions in your CI/CD workflows.

Install ASDF 

git clone https://github.com/asdf-vm/asdf.git ~/.asdf --branch v0.8.0
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Add to ~/.bashrc 

. $HOME/.asdf/asdf.sh
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. $HOME/.asdf/completions/asdf.bash
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Basic commands

  • Update asdf 
asdf update
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  • Add plugin (eg.: ruby) 
asdf plugin add ruby
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  • List all languages plugin: 
asdf plugin list
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or

asdf plugin list --urls
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  • Update plugins 
asdf plugin update --all
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or

asdf plugin update ruby
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  • Remove plugin 
asdf plugin remove ruby
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  • List all possible ruby versions 
asdf list-all ruby
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  • Install a ruby version using ruby plugin 
asdf install ruby 3.0.0
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  • List all installed ruby versions 
asdf list ruby
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  • Check current version of language plugin 
asdf current ruby
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  • Check current version of all languages plugin 
asdf current
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  • Check installation path of plugin version 
asdf where
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  • Change plugin version locally/globally 
asdf local ruby 3.0.0
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or

asdf global ruby 2.7.2
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Remove asdf

  • Remove following from ~/.bashrc 
. $HOME/.asdf/asdf.sh
. $HOME/.asdf/completions/asdf.bash
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  • Run: 
rm -rf ${ASDF_DATA_DIR:-$HOME/.asdf} ~/.tool-versions
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