asdf
Claim this toolManage all your project runtimes with a single CLI tool.
Free, no paid tier Visit Website Free Visit Website
Tracked since 2026
The Bottom Line
- Price
- Free, no paid tier. Compare plans
Key facts
- Manages multiple runtime versions with a single CLI tool.
- Uses a plugin system for a wide range of languages and tools.
- Supports existing config files and integrates with GitHub Actions.
Pros
- Multi-runtime version manager
- One tool for all
- Plugin ecosystem
- Good for teams
- Free
Cons
- Setup complexity
- Performance overhead
- Plugin quality varies
- Shell dependency
- Learning curve
What is asdf?
asdf is a command-line interface (CLI) tool designed to manage multiple runtime versions for various programming languages and tools. It provides a unified interface to install, switch, and manage different versions of tools like Node.js, Ruby, Python, and more, all from a single command. This eliminates the need for separate version managers for each language, simplifying development environment setup and maintenance.
The tool is ideal for developers, teams, and CI/CD environments that work with projects requiring specific or multiple versions of runtimes. It supports a large ecosystem of existing runtimes through its plugin architecture, allowing users to easily add support for new tools. Key benefits include streamlined project setup, consistent development environments across teams, and smooth migration with support for existing configuration files like `.nvmrc` and `.ruby-version`. It also integrates with GitHub Actions for CI/CD workflows.
Available on: macOS, Linux
Data compiled by Toolradar Pricing checked · How we evaluate
Source asdf-vm.com Key Features
- Multi-runtime manager
- Plugin system
- Version management
- .tool-versions file
- Shell integration
- Legacy support
Pricing Plans
Pricing checked Sep 28, 2026. Source: asdf-vm.com, read Sep 28, 2026
| Plan | Price | Details |
|---|---|---|
| Free | $0 | Open source
+2 more Show less
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Is asdf worth the price?
Great value
The pricing for asdf is exceptionally fair and generous, as it is entirely free and open-source.
There are no paid tiers, making it an excellent option for individual developers and small teams looking for a robust runtime version manager without any cost implications. It's best for anyone needing efficient runtime management without budget constraints.
Reviews
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asdf FAQ
How does asdf simplify managing multiple programming language versions?
asdf provides a unified command-line interface to install, switch, and manage different versions of various programming languages and tools. This eliminates the need for separate version managers for each language, streamlining the development environment setup and maintenance process.
Which teams would benefit most from using asdf?
Teams that work with projects requiring specific or multiple versions of runtimes will find asdf particularly useful. It helps maintain consistent development environments across the team and simplifies project setup for new members.
How does asdf compare to a tool like Chef?
asdf focuses on managing multiple runtime versions for programming languages and tools from a single CLI, simplifying development environments. Chef, on the other hand, is primarily an automation platform for infrastructure as code, managing server configurations and deployments.
What kind of limitations should users be aware of when adopting asdf?
Users should be aware of a potential learning curve and setup complexity when adopting asdf. There can also be some performance overhead, and the quality of available plugins may vary.
Does asdf include a free tier?
asdf is free to use, meaning there is no paid plan required to access its features for managing runtime versions.
Can asdf integrate with existing CI/CD pipelines?
Yes, asdf supports integration with GitHub Actions, which allows it to be incorporated into CI/CD workflows for consistent runtime management in automated environments.
How does asdf handle existing configuration files for runtime versions?
asdf supports smooth migration by integrating with existing configuration files such as .nvmrc and .ruby-version. This allows it to recognize and utilize version settings already defined in a project.
Source: asdf-vm.com