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1251 tools · Stays on this device
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- CalculatorsCalculatorAdd, subtract, multiply, and divide.
- TextWord counterCount words, characters, sentences, and reading time as you type.
- TextText diffCompare two texts and highlight added, removed, and changed lines.
- Encoding & dataJSON formatterValidate, pretty-print, and minify JSON.
- Encoding & dataJSON to TypeScriptInfer TypeScript interfaces from JSON, including nullables.
- Crypto & securityPassword generatorMake a strong password and see how hard it is to guess.
- Crypto & securityJWT decoderDecode a JWT header and payload, and see when it expires.
- DeveloperRegex testerLive regex matches, capture groups, and a cheatsheet.
- DeveloperCron to humanExplain a cron expression — or write one from a sentence.
- DeveloperMeta tags generatorBuild title, description, robots, and canonical tags.
- DeveloperOpen Graph tags generatorGenerate og: and twitter: meta tags for link previews.
- DeveloperJSON-LD generatorScaffold schema.org JSON-LD for WebApplication, FAQ, and more.