JSON Schema Diff

Compare two JSON Schemas and report structural differences including added, removed, and changed properties, type changes, and constraint differences.

Input

json

loading editor…

Paste first schema, then 3+ blank lines, then second schema...
or drop a file anywhere in this pane

Output

text

Differences will appear here...
press ⌘↵ to compare schemas

What Is This Tool?

Compare two JSON Schema definitions and get a detailed diff of structural changes. Perfect for reviewing schema changes in code reviews or API version migrations.

How to Use

Paste the first JSON Schema into the input editor.
Add three or more blank lines.
Paste the second JSON Schema.
Click Compare Schemas to see the differences.

Frequently Asked Questions

Is this tool safe?

Yes. Processing is 100% client-side with no server upload.