Testers & Inspectors
RegEx, diffs, viewers and validators. · 11 tools
RegEx Tester
Test regular expressions with highlighting.
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Text Diff
Compare two texts and see differences.
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Markdown Preview
Preview Markdown with live rendering.
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String Inspector
Char count, word count, encoding and more.
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JSON Path Evaluator
Evaluate JSONPath expressions against data.
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CSV Viewer
View CSV data as a sortable table.
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JSON Tree Viewer
Visualize JSON as an interactive tree.
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Live Code Preview
Run HTML, CSS and JS live.
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SVG Preview
Preview and optimize SVG code.
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JSON Compare
Compare two JSON objects and see diffs.
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Responsive Tester
Test URLs at different screen widths.
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