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JSON Forms vs JSON OS

Both stand on json tools. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

JSON Forms

Free plan Self-hostedWeb

JSON Forms gives developers schema-driven form building blocks and several framework integrations, with room to customize rendering and validation. Check the preview status of the Vue options if those are part of your planned setup.

Visit JSON Forms

JSON OS

Free plan Web

JSON OS brings a broad set of JSON editing and Markdown authoring tools into a browser workbench. Its local-processing approach, comparison and query tools, and varied Markdown exports make it useful for working with both formats in one place.

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The facts

JSON FormsJSON OS
Free planYesYes
Open sourceNot publishedNot published
Runs onSelf-hosted, WebWeb
Lowest paid planFree or on requestFree or on request
Plans published21
MakerNot publishedNot published
Websitejsonforms.iojsonos.online
On json tools#19 of 29#23 of 29

JSON Forms: what it does well

  • MIT-licensed framework with no listed license fee
  • Includes data binding and input validation
  • Bindings available for React, Angular, and Vue
  • Custom renderers and bindings can be added
  • Supports AJV validation customization

What to know first

  • Vue integration is in preview
  • Vuetify renderer set is in preview with known bugs
  • Free community support is limited to basic topics

JSON OS: what it does well

  • Tree, text, and table editing views
  • JSON Schema validation and syntax repair
  • Side-by-side comparison and MongoDB-style filters
  • Markdown supports Mermaid diagrams and KaTeX
  • JSON and Markdown export options

What to know first

  • Workspace is limited to three panes
  • Available on web only

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