Utility tools
Every utility tool on mAIb Tools, free and instant.
All 23 utility tools
Password GeneratorFree secure password generator. Create strong random passwords with custom length, numbers, symb…Open →Random Number GeneratorFree random number generator. Generate one or many random numbers in any range, with an option f…Open →Unit ConverterFree unit converter for length, weight and temperature. Convert metres, miles, kilograms, pounds…Open →Base64 Encode / DecodeFree Base64 encoder and decoder. Convert text to Base64 and back, instantly and privately in you…Open →UUID GeneratorFree UUID generator. Generate a random version-4 UUID instantly and copy it with one click.…Open →Aspect Ratio CalculatorFree aspect ratio calculator. Resize width and height while keeping the same ratio, and see the …Open →QR Code GeneratorFree QR code generator. Turn any text or URL into a downloadable QR code instantly, right in you…Open →JSON Formatter & ValidatorFree JSON formatter and validator. Beautify or minify JSON and instantly see if it's valid, all …Open →Hash Generator (SHA)Free SHA hash generator. Create SHA-256, SHA-1, SHA-384 or SHA-512 hashes of any text instantly …Open →Regex TesterFree regex tester. Test regular expressions against sample text with live match highlighting and…Open →Diff CheckerFree diff checker. Compare two blocks of text and see added and removed lines highlighted side b…Open →CSV to JSON ConverterFree CSV to JSON converter. Paste CSV data with headers and get clean, formatted JSON instantly,…Open →Meta Tag GeneratorFree meta tag generator. Create SEO title, description, Open Graph and Twitter card tags for you…Open →JWT DecoderFree JWT decoder. Decode a JSON Web Token's header and payload in your browser to inspect its cl…Open →URL Encoder / DecoderFree URL encoder and decoder. Percent-encode or decode URLs and query strings instantly in your …Open →Unix Timestamp ConverterFree Unix timestamp converter. Convert epoch seconds to a human date and back, with the current …Open →Password Strength CheckerFree password strength checker. Estimate your password's entropy and strength instantly, private…Open →JSON to CSV ConverterFree JSON to CSV converter. Turn a JSON array of objects into CSV with proper headers and quotin…Open →XML FormatterFree XML formatter and beautifier. Indent and pretty-print XML instantly in your browser.…Open →CSS MinifierFree CSS minifier. Strip comments and whitespace to shrink your CSS, with a size comparison.…Open →HTML Entity Encoder / DecoderFree HTML entity encoder and decoder. Convert special characters to HTML entities and back, inst…Open →Cron Expression ExplainerFree cron expression explainer. Paste a 5-field cron schedule and read what it means in plain En…Open →Credit Card Validator (Luhn)Free credit card number validator using the Luhn algorithm. Check if a card number is valid and …Open →