Free browser-based utilities

All Online Data Tools

Free tools to format data, compare text, convert files, and generate developer values directly in your browser.

Text Tools

Compare, count, and generate text

Text CompareReview changed text, code, and logs Word CounterWords, characters, reading time, and density Lorem IpsumGenerate placeholder text

JSON Tools

JSON formatter, validator, viewer, minifier, and converters

JSON FormatterPretty print and beautify JSON online JSON ValidatorCheck JSON syntax and errors JSON Tree ViewerExplore JSON in a collapsible tree JSON DiffCompare JSON and highlight structural changes JSON to CSVConvert JSON arrays into CSV rows JSON to ExcelCreate spreadsheet-ready output

CSV Tools

CSV viewer, formatter, and converters

All CSV ToolsOpen the complete CSV toolkit CSV ViewerOpen CSV data as a searchable table CSV FormatterClean and format CSV rows CSV to JSONConvert CSV rows into JSON data CSV to ExcelExport CSV data to an Excel file CSV to SQLGenerate SQL insert statements

Developer Utilities

Encoding, tokens, hashes, IDs, timestamps, regex, and colors

Base64 Encoder & DecoderEncode or decode standard and URL-safe Base64 JWT DecoderInspect token headers, payloads, claims, and expiry URL Encoder & DecoderEncode URI components and complete URLs HTML Encoder & DecoderEscape or decode HTML entities Hash GeneratorCreate MD5, SHA-1, and SHA-256 hashes Password GeneratorGenerate secure random passwords UUID GeneratorCreate UUID values instantly Timestamp ConverterConvert Unix timestamps and dates Regex TesterTest regular expressions quickly Color PickerInspect, convert, and copy color values

Free Online Data Tools for Daily Work

Online Data Tools brings common text, JSON, CSV, security, and developer utilities into one fast directory. Most tools run directly in the browser, so you can inspect content, format data, and generate values without a signup flow.

No signup requiredOrganized by tool familyBuilt for text and data workflows