KeroTools

Text Tools

Format, convert and generate text and code — free, private, and entirely in your browser.

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JSON Formatter

Use this free tool to format, validate and minify JSON — instantly and privately in your browser. Nothing is uploaded.

64

Base64 Encode/Decode

Use this free tool to encode text to Base64 or decode it back — instantly and privately in your browser. Nothing is uploaded.

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URL Encode/Decode

Use this free tool to percent-encode a URL or decode it — instantly and privately in your browser. Nothing is uploaded.

Hash Generator

Use this free tool to generate MD5, SHA-1, SHA-256 or SHA-512 hashes — instantly and privately in your browser. Nothing is uploaded.

Case Converter

Use this free tool to convert text between UPPER, lower, Title, camelCase and more — instantly and privately in your browser. Nothing is uploaded.

Word Counter

Use this free tool to count words, characters, sentences and reading time — instantly and privately in your browser. Nothing is uploaded.

Text Diff

Use this free tool to compare two texts and highlight the differences — instantly and privately in your browser. Nothing is uploaded.

M↓

Markdown to HTML

Use this free tool to convert Markdown to clean HTML with a live preview — instantly and privately in your browser. Nothing is uploaded.

UUID Generator

Use this free tool to generate random UUID (v4) identifiers — instantly and privately in your browser. Nothing is uploaded.

JWT

JWT Decoder

Use this free tool to decode a JWT to read its header and payload — instantly and privately in your browser. Nothing is uploaded.

Lorem Ipsum Generator

Use this free tool to generate placeholder Lorem Ipsum text — instantly and privately in your browser. Nothing is uploaded.

Password Generator

Use this free tool to generate strong, random passwords — instantly and privately in your browser. Nothing is uploaded.

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Regex Tester

Use this free tool to test and debug regular expressions — see live matches, groups and flags, instantly and privately in your browser. Nothing is uploaded.

JS

JavaScript Minifier

Use this free tool to minify JavaScript with Terser — shrink your JS instantly and privately in your browser. Nothing is uploaded.

CSS

CSS Minifier

Use this free tool to minify CSS — strip comments and whitespace instantly and privately in your browser. Nothing is uploaded.

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HTML Minifier

Use this free tool to minify HTML — collapse whitespace and remove comments instantly and privately in your browser. Nothing is uploaded.

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HTML Encode/Decode

Use this free tool to encode text to HTML entities or decode them back — instantly and privately in your browser. Nothing is uploaded.

XML

XML Formatter

Use this free tool to format, validate and minify XML — instantly and privately in your browser. Nothing is uploaded.

YML

YAML ⇄ JSON Converter

Use this free tool to convert YAML to JSON or JSON to YAML — instantly and privately in your browser. Nothing is uploaded.