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Regex tester
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Regex tester
Regex tester
Show matches for a regular expression.
Offline after setup
Format JSON
Validate JSON
View JSON
Minify JSON
Diff JSON
Base64 encode
Base64 decode
URL encode
URL decode
Parse URL
Encode HTML
Decode HTML
Hash text
UUID
Markdown to HTML
Decode JWT
Regex tester
Diff checker
Input
Pattern
Run tool
Limits
The transform runs in this browser. It is not a full language formatter.
Desktop limits are provisional. Physical mobile and Safari verification remains open.