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Free Web and Developer Utilities
Format JSON, encode URL components and Base64, escape HTML, convert Unix timestamps and convert length units with free web utilities.
35 tools · No account required · Most work in your browser
Web utilities
JSON Formatter and Validator
Validate JSON and make it readable or compact.
URL Encoder and Decoder
Encode or decode a URL component.
Base64 Encoder and Decoder
Convert Unicode text to and from Base64.
HTML Escape Tool
Convert special characters into HTML entities.
Unix Timestamp Converter
Convert Unix timestamps to UTC or ISO dates to Unix time.
Length Unit Converter
Convert metres, centimetres, inches and feet.
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Spreadsheet and image tools process files in your browser.
From profit margins to clean spreadsheets, without an account.