YS is the best way to work with YAML

Zero to YS in 10 seconds!

curl -s https://getys.org/ys | bash
# Adjust PATH if asked to.
ys --help
ys -e 'say: "Hello, World!"'

Learn More

• YAML Made Functional

  ---

  !YS v0:
  vars =: load('vars.yaml')
  json-file =: 'data.json'
  
  a normal key: and normal value
  name:: ENV.USER:uc1
  color:: vars.colors:shuffle.0
  some stuff::
    curl("https://example.com/$json-file")
      .stuff.take(rand-int(5).++)
  :when ENV.DEBUG_VARS::
    debug:: vars
  

• Plays Well with DevOps Tools

  ---

  • HelmYS for Kubernetes Helm charts
  • CI/CD, Docker, Ansible, etc.
  • Your existing YAML files are valid YS!
  • Take them to the next level

• Simplify your existing YAML

  ---

  • Refactor, Deduplicate, DRY
  • 100s of standard functions built in
  • Dozens of built in libraries
  • External libraries as well
  • Define your own functions and libraries
  • Limit the capabilities to your exact needs

• Import, Transform, Interpolate and More

  ---

  • Load YS in your programs
  • Script Automation with YS
  • Query and Transform YAML data
  • Compile YS to binary executables

• Take Full Control of Your YAML

  ---

  • [YS is always 100% valid YAML
    • Lint, Query, Validate w/ existing tools
  • Created by YAML inventor/maintainer
  • YS has YAML Loaders for all languages
  • Same Capabilities, Features, Bugs and Fixes

• Learn YS Today!

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  • YS Exercism Track ⧉
  • KubeCon 2024 YS Tutorial ⧉
  • YS on Rosetta Code ⧉
  • YS Documentation ⧉