Tools

Every tool on TinyLabTools runs 100% in your browser. Nothing you paste or drop is ever uploaded, and there is nothing to install or sign up for.

All 16 tools below are live. Each tool has its own address under /tools/ — for example, the JSON formatter lives at /tools/json-formatter/.

JSON Formatter & ValidatorFormat, validate, and pretty-print JSON.Open tool →

JSON to CSV / CSV to JSONConvert between JSON and CSV in both directions.Open tool →

JSON DiffCompare two JSON documents semantically.Open tool →

JSON RepairFix broken JSON, including output from AI models.Open tool →

JWT DecoderDecode JSON Web Tokens locally, with expiry checks.Open tool →

Base64 Encode / DecodeEncode and decode Base64 text.Open tool →

Base64 to Image / Image to Base64Convert between images and Base64 strings.Open tool →

UUID GeneratorGenerate UUID v4 and v7, one or in bulk.Open tool →

Regex TesterTest regular expressions against your text.Open tool →

Word CounterCount words, characters, and reading time.Open tool →

Character CounterCount characters against platform limits.Open tool →

Remove Duplicate LinesDeduplicate lines while keeping their order.Open tool →

Text DiffCompare two texts side by side.Open tool →

URL Encode / DecodePercent-encode and decode URLs.Open tool →

Timestamp ConverterConvert between Unix timestamps and dates.Open tool →

Hash GeneratorGenerate SHA-256 and other hashes locally.Open tool →

More tools are added regularly. If a tool you need is missing, tell us at [email protected].