Encoders and utilities
Everyday helpers: encoding and decoding, identifiers, text and unit conversions.
18 tools
- Base64Encode and decode Base64 / Base64URL with correct UTF-8 handling
- UUID GeneratorGenerate UUID v4 and time-ordered v7, in bulk
- Timestamp ConverterConvert epoch seconds/ms to dates across timezones, and compute durations
- Regex TesterLive regex matches with groups, flags and replace, run in a worker that stops after 3 seconds
- Byte Size ConverterConvert and format byte sizes in SI (kB) and IEC (KiB) units
- Number Base ConverterConvert between decimal, hex, binary and octal with arbitrary precision
- Hex / Binary ↔ TextConvert text to UTF-8 bytes in hex or binary, and back
- HTML EntitiesEscape and unescape HTML entities (named, decimal, hex)
- URL Encode/DecodePercent-encode or decode URL components and full URLs
- Unicode Escape & InspectorEscape/unescape JS (\u, \u{…}), CSS and HTML forms; inspect code points, UTF-8 and UTF-16
- Lorem IpsumGenerate placeholder words, sentences or paragraphs
- Cron ExplainerExplain a cron expression in plain English and list the next run times
- Text TransformChange case, trim, dedupe, sort, prefix/suffix, slugify, count, and JSON-escape text
- Random GeneratorCrypto-secure random strings, Nano IDs, ULIDs and integers
- QR CodeGenerate QR codes for text, a URL, Wi-Fi, email or a phone number, drawn as SVG in your browser
- Git HelpersBranch names from ticket titles, Conventional Commit builder and checks, and changelogs from your commits
- HTML → Text & LinksExtract plain text, links, images and headings from pasted HTML without running it
- Code SnippetsCopy-ready HTML, CSS and JS boilerplate: reset, meta tags, debounce, and more