Data and Conversion Online Tools
Free online data and conversion including JSON formatter, text compare, hash generator, Base64 encoder, URL parser, and more. With 18 IO Tools helps you quickly format, convert, encode, and work with data directly in your browser. Everything runs locally for speed and privacy, and data is not stored on our servers. Built to keep useful tools simple, fast, and all in one place - dmlub2Ro
Data and Conversion
18 tools
JSON Formatter and Validator
Validate, format, and minify JSON with clear error feedback.
JSON and CSV Converter
Convert JSON to CSV and CSV to JSON for import and export workflows.
CSV Formatter
Validate and format CSV with delimiter support for cleaner tabular data.
XML Formatter and Validator
Validate, format, and minify XML content quickly.
XML JSON Converter
Convert XML to JSON and JSON to XML with clean structured output.
Number Base Converter
Convert numbers across binary, octal, decimal, hex, and base-36.
Unit Converter
Convert length, weight, temperature, and digital storage values quickly.
URL Parser
Parse URL components including query parameters in one view.
HTTP Status Lookup
Find HTTP status codes quickly with meaning and category details.
MIME Type Lookup
Look up MIME types by extension or find common extensions from MIME values.
IPv6 Tools
Expand, compress, and validate IPv6 addresses for network diagnostics.
User Agent Parser
Parse user agent strings into browser, OS, device, and engine details.
IP Viewer
View detected client IP, IP version, and forwarding headers instantly.
IPv4 Subnet Calculator
Calculate network address, subnet mask, broadcast, and host range from IPv4 CIDR.
CIDR to Range
Convert IPv4 CIDR notation to full start/end range and usable host boundaries.
IP to Decimal Converter
Convert IPv4 addresses to decimal and decimal values back to IPv4 instantly.
Color Converter
Convert colors between HEX, RGB, and HSL with live preview.
Timestamp Converter
Convert Unix timestamps to readable dates and back.