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Text Diff Checker

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Structured Data

Security & Identity

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Code & Web

Analysis

Measure Markdown words, characters, headings, links, fenced code blocks, paragraphs, and estimated reading time.

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Analysis

Measure Markdown words, characters, headings, links, fenced code blocks, paragraphs, and estimated reading time.

Markdown Structure AnalyzerCount Markdown words, UTF-16 characters, lines, blank-line paragraphs, ATX headings, links/images, fenced code blocks, and estimated reading minutes locally. Useful for writers tracking document length, editors reviewing content scope, and developers estimating reading time for documentation.Code & Web / AnalysisTry it

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Encoders Decoders File Converters Encoding

TetraBrain Desk

Fast, private browser utilities. Tool inputs remain in browser memory and are never uploaded by ordinary tool actions.

Structured Data

Structured Data JSON Formatter JSON Minifier JSON Validator

Code & Web

Code & Web Base64 Text Encoder Base64 UTF-8 Decoder File to Base64 Data URL Converter

Text & Content

Text & Content Text Diff Checker Lorem Ipsum Generator Slug Generator

Security & Identity

Security & Identity Password and Passphrase Generator Hash Generator JWT Decoder

Media & Files

Media & Files HEX, RGB and HSL Color Converter QR Code Generator QR Code Scanner

Date, Time & Math

Date, Time & Math Unix Epoch Seconds and Milliseconds Converter Unit Converter Workbench IANA Time Zone Comparison Matrix

Structured Data JSON Formatter JSON Minifier JSON Validator

Code & Web Base64 Text Encoder Base64 UTF-8 Decoder File to Base64 Data URL Converter

Text & Content Text Diff Checker Lorem Ipsum Generator Slug Generator

Security & Identity Password and Passphrase Generator Hash Generator JWT Decoder

Media & Files HEX, RGB and HSL Color Converter QR Code Generator QR Code Scanner

Date, Time & Math Unix Epoch Seconds and Milliseconds Converter Unit Converter Workbench IANA Time Zone Comparison Matrix

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