JSON Diff
Compare two JSON documents side-by-side with color-coded additions, deletions, and modifications.
Processed locally in your browser.
+2 Added-0 Removed~3 Changed
JSON A (Original)
JSON B (Modified)
Structural Diff Results (9 entries)
unchangedid
1
changedname
"Prajwal"→"Prajwal Acharya"
changedrole
"admin"→"lead-architect"
addedsettings.fontSize
14
changedsettings.notifications
true→false
unchangedsettings.theme
"dark"
unchangedtags[0]
"frontend"
unchangedtags[1]
"flutter"
addedtags[2]
"nextjs"
How It Works
- 1Paste your base/original JSON in the left editor (JSON A).
- 2Paste your updated/modified JSON in the right editor (JSON B).
- 3View immediate highlighting of additions (green), removals (red), and modified values (amber).
Example Preview
API Schema Change
{"version": 1, "enabled": true}Frequently Asked Questions
Does key ordering affect the diff?
The tool normalizes and sorts object keys so structural differences are highlighted rather than simple property ordering.