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Formatting, encoding, diffing and cleaning text. Paste in a JSON blob, a JWT or a wall of prose — it is parsed in the page, so you can safely use these on content you would never paste into a random website.
Character CounterCount characters, words, lines, sentences and bytes as you type.Case ConverterConvert text to UPPER, lower, Title, camelCase, snake_case, kebab-case and more.Base64 Encode / DecodeEncode or decode Base64 text, UTF-8 safe — entirely in your browser.JSON FormatterFormat, validate and minify JSON with clear error messages. Client-side.URL Encode / DecodePercent-encode or decode URLs and query strings — entirely in your browser.JWT DecoderDecode a JWT header and payload in your browser. No data leaves your device.Regex TesterTest regular expressions with live match highlighting, in your browser.Markdown PreviewWrite Markdown and see a live preview side-by-side, fully in your browser.Text DiffCompare two blocks of text and highlight added and removed lines instantly, entirely in your browser.Lorem Ipsum GeneratorGenerate Lorem Ipsum placeholder text by paragraphs, sentences or words, then copy it with one click.Sort & Dedupe LinesSort lines alphabetically or numerically, remove duplicates and blank lines, and trim whitespace — all in your browser.Find & ReplaceFind and replace text with optional regex and case-insensitive matching, entirely in your browser.HTML EntitiesEncode text to HTML entities or decode them back, safely in your browser.Morse Code TranslatorTranslate text to Morse code and back, with optional audio playback, in your browser.Base32 Encode / DecodeEncode text to Base32 or decode it back (RFC 4648), entirely in your browser.Full-width ⇄ Half-widthConvert between full-width (全角) and half-width (半角) letters, digits and katakana, in your browser.SlugifyTurn any text into a clean URL slug — lowercase, hyphenated and accent-stripped — in your browser.Caesar CipherEncode or decode text with a Caesar shift cipher (0–25), or apply ROT13 in one click. Letters shift while case, spaces and punctuation stay intact.Markdown Table GeneratorPaste CSV or TSV and get a GitHub-flavored Markdown table with header and column-alignment options, plus a live preview. Copy it in one click.Tweet SplitterSplit long text into posts under a character limit (default 280), breaking on word boundaries. Optionally add (1/n) numbering and copy each part.Instagram Line BreakAdd line breaks and blank lines to Instagram captions that survive posting, using an invisible character — in your browser.SQL FormatterFormat and beautify SQL queries for PostgreSQL, MySQL, SQLite, BigQuery and standard SQL. Choose your indent, paste, and copy clean SQL — all in your browser.CSS FormatterBeautify CSS with clean indentation or minify it to the smallest size. Paste your stylesheet, switch between beautify and minify, and copy the result — fully in your browser.HTML FormatterBeautify messy HTML with proper indentation or minify it by removing comments and extra whitespace. Paste, toggle beautify or minify, and copy — entirely in your browser.JavaScript BeautifierBeautify and format minified or messy JavaScript with readable indentation. Choose 2 spaces, 4 spaces or tabs, paste your code, and copy clean JS — all in your browser.