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TEXT DIFF
Text diff
Compare by line, word, or character, with whitespace and case options.
Open toolCompare tools
Compare text, lists, JSON, or CSV without uploading them.
See path-level JSON changes or CSV column/row summaries.
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LISTS
Compare lists
Find common items, only A, only B, and the unique union.
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JSON
JSON Diff
Path-level adds, deletes, changes, and type shifts.
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CSV
CSV column / row diff
Summarize columns and rows that differ between two CSV files.
Open toolPrivate by default. Inputs stay in memory and Web Workers; they are not uploaded, saved to URLs, or sent to Analytics.