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Dev tools · March 30, 2026

DiffCheck

Compare text & JSON differences instantly

What it does

Compare text, JSON, and code side by side. Find differences instantly. Includes JSON formatter, Base64 encoder, and word counter. Compare text, code, and JSON — right in your browser sidebar. DiffCheck is a lightweight developer tool that lets you: • Text Diff: Compare any two texts line by line, word by word, or character by character • JSON Diff: Spot structural differences between two JSON objects instantly No data is sent anywhere — everything runs locally in your browser.

Does the same job

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