Tool category

Developer tools

Work with JSON, HTML, CSS, JavaScript, SQL, XML, diffs, and naming conventions without sending source code away.

Developer toolsJSON FormatterValidate and indent JSON with configurable spacing.Developer toolsJSON ValidatorCheck JSON syntax and show a clear local parse result.Developer toolsJSON MinifierValidate JSON and remove unnecessary whitespace.Developer toolsHTML FormatterFormat HTML locally using Prettier's browser parser.Developer toolsCSS FormatterFormat CSS locally with consistent indentation.Developer toolsJavaScript FormatterFormat JavaScript locally without executing it.Developer toolsSQL FormatterFormat SQL with an explicit conservative dialect selection.Developer toolsXML FormatterIndent well-formed XML with clear malformed-input errors.Developer toolsText CompareCompare two drafts by words or lines with accessible additions and removals.Developer toolsText SimilarityMeasure deterministic token-set similarity without making plagiarism claims.Developer toolsNaming Convention ConverterConvert identifiers into seven common code naming conventions.

A tool for the next step.

Working with documents or building something? Continue with our companion sites. Your text is never included in these links.

SecureDevTools

Generate API keys, inspect JWTs, build cron schedules, and write code in a browser editor.

Open developer tools

DecodePDF

Convert PDFs to editable documents, merge files, extract text, and work with images.

Open PDF tools

For the workflow

Useful support away from the editor.

Optional hardware that can make this kind of text work easier to bring in, keep nearby, or write through.

ORICO 512GB magnetic external SSD

An external SSD option for keeping local copies of working files and exports.

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6-in-1 charging station with tablet stand

A multi-device charging station with a tablet stand for a document or writing desk. Check compatibility with your devices.

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Private tools for focused work

Each tool in this category has a distinct operation, options that apply only to that operation, and examples that explain its limits. Processing remains in the current browser tab.