name: PlaceKitten Vocabulary
description: |
  Domain vocabulary used by the PlaceKitten placeholder image service.
  Provided as a historical reference; the live service is deprecated
  (HTTP 521) as of 2026-05-30.
version: 0.1.0
status: deprecated
terms:
  - term: PlaceholderImage
    definition: A stand-in image returned by the service in lieu of real content.
    aliases: [placeholder, comp image, lorem image]
  - term: Width
    definition: Horizontal dimension of the returned image in pixels.
  - term: Height
    definition: Vertical dimension of the returned image in pixels.
  - term: Grayscale
    definition: Variant of the image rendered without color, routed via the /g/ path prefix.
    aliases: [greyscale, monochrome]
  - term: Color
    definition: Default full-color image variant returned by the root path.
operational:
  - dimension: Availability
    values: [deprecated, unreachable]
  - dimension: Authentication
    values: [none]
  - dimension: Pricing
    values: [free]
capabilities:
  - getKittenImage
  - getGrayscaleKittenImage
  - fetch-placeholder-image
relatedServices:
  - name: placehold.it
    note: Original inspiration cited on the homepage.
  - name: picsum.photos
    note: Active modern alternative.
  - name: placedog.net
    note: Dog-themed equivalent that still ships images.