Handy developer utilities — Base64, JSON formatter, hash, colour and number-base converters.
Encode text to Base64 and decode it back — in your browser.
Convert a HEX colour code to RGB (and see a preview).
Format, beautify, minify and validate JSON.
Convert numbers between binary, octal, decimal and hex.
Percent-encode text for URLs and decode it back.
SoonConvert RGB colours to HEX codes.
SoonConvert between binary and decimal.
SoonConvert decimal numbers to binary.
SoonConvert hexadecimal to decimal and back.
SoonGenerate an MD5 hash of text.
SoonGenerate a SHA-256 hash of text.
SoonPick a colour and get HEX, RGB and HSL.
SoonConvert a JSON array to CSV.
SoonConvert epoch time to a readable date.
SoonUnderstand and build cron schedules.
SoonEncode and decode HTML entities.
SoonDecode a JWT to view its payload.
SoonCount characters, bytes and lines in text.
SoonCompare two texts and highlight differences.
SoonTest a regular expression against sample text.
SoonMinify JSON by removing whitespace.
SoonWork out aspect ratios and resize dimensions.
SoonEstimate the entropy (bits) of a password.
SoonConvert text to a URL-safe slug.