Bitty Coder
Fast developer tools that run entirely in your browser. No uploads, no accounts.
Tip: You can use the search box at the header to search for tools.
JSON tools
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JSON Diff
Compare two JSON files or objects online and highlight added, removed, and changed keys or values with a clear semantic diff.
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JSON Editor
Edit JSON online in code or tree view. Validate syntax as you type, format or minify data, upload files, and copy or download the result.
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JSON Formatter
Format, beautify, and validate JSON instantly in your browser. Choose 2 or 4-space indentation, copy or download the result, and keep your data private.
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JSON Minifier
Minify JSON instantly in your browser. Remove whitespace, validate syntax, compare sizes, and copy or download compact JSON. No uploads.
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JSON Parser
Parse JSON online and inspect JSON Pointer paths, data types, value previews, nesting depth, and exact line and column positions.
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JSON Repair
Fix invalid JSON online by repairing quotes, commas, comments, missing brackets, malformed AI output, and other common syntax problems.
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JSON Validator
Validate JSON online and find syntax errors with clear line and column details. Paste JSON to check whether it is valid.
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JSON Viewer
Paste JSON to explore it in a clear, collapsible tree. Expand nested objects and arrays, inspect data types, and copy JSON Pointer paths or values.