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Browse 75 Murelio browser utilities for write, analyze and clean text. Open each focused tool immediately without installing software or creating an account.

• Word Counter

  Count words together with character, line, sentence, and paragraph statistics.

• Character Counter

  Count Unicode code points, non-whitespace characters, and UTF-8 bytes.

• Line Counter

  Count lines separated by LF or CRLF newline characters.

• Sentence Counter

  Estimate sentence count from sentence-ending punctuation followed by whitespace.

• Paragraph Counter

  Count non-empty paragraphs separated by blank lines.

• Reading Time Calculator

  Estimate reading duration from word count and a configurable words-per-minute rate.

• Speaking Time Calculator

  Estimate speaking duration from script word count and a configurable WPM rate.

• Uppercase Converter

  Convert input text to locale-aware uppercase.

• Lowercase Converter

  Convert input text to locale-aware lowercase.

• Title Case Converter

  Create a simple title case by capitalizing the first character of every parsed token.

• Sentence Case Converter

  Lowercase the whole input, then capitalize the first letter at the start and after recognized sentence punctuation plus whitespace.

• camelCase Converter

  Join parsed words into camelCase with a lowercase first token and capitalized subsequent tokens.

• PascalCase Converter

  Create PascalCase by capitalizing every parsed word and joining without separators.

• snake_case Converter

  Normalize parsed words to lowercase and join them with underscores as snake_case.

• kebab-case Converter

  Create kebab-case by lowercasing parsed words and joining them with hyphens.

• CONSTANT_CASE Converter

  Create CONSTANT_CASE by uppercasing parsed words and joining them with underscores.

• Alternating Case

  Alternate lowercase and uppercase according to each code-point position.

• Reverse Text

  Reverse the order of Unicode code points in the text.

• Reverse Word Order

  Reverse the sequence produced by splitting text into words and captured whitespace chunks.

• Sort Lines

  Sort lines ascending or descending with options for natural numeric order, case sensitivity, deduplication, and trimming.

• Shuffle Lines

  Shuffle the order of input lines using browser cryptographic random values.

• Remove Duplicate Lines

  Remove exact duplicate lines while preserving the first occurrence order.

• Duplicate Line Finder

  Find lines that occur more than once and report their occurrence counts.

• Trim Lines

  Trim leading and trailing whitespace from every line while preserving the line structure.

• Remove Empty Lines

  Remove empty or whitespace-only lines while keeping all non-empty line text.

• Collapse Whitespace

  Collapse runs of spaces or tabs to one space and reduce three or more consecutive newlines to two.

• Remove Spaces

  Remove every JavaScript whitespace character matched by \s.

• Tabs to Spaces

  Replace every tab character with a user-selected 1-to-16 number of spaces.

• Spaces to Tabs

  Convert fixed-width groups of leading indentation spaces into tabs.

• Add Line Numbers

  Prefix every line with a one-based 'number. ' label.

• Remove Line Numbers

  Remove common numeric line-number prefixes from the start of each line.

• Prefix Every Line

  Prepend the exact user-supplied string to every line.

• Suffix Every Line

  Append the exact user-supplied string to every line.

• Quote Lines

  Wrap every line in double quotes and backslash-escape any existing double quote inside the line.

• Comma List to Lines

  Turn a comma-separated list into one item per line.

• Lines to Comma List

  Join non-empty lines with ', ' to create a single comma list.

• CSV Column Extractor

  Extract a zero-based column from each line using simple comma splitting.

• Find and Replace

  Replace every exact literal occurrence of a search string with a replacement string.

• Regex Tester

  Test an ECMAScript regular expression and inspect every match, position, and capture group.

• Regex Replace

  Replace text globally with an ECMAScript regular expression and a supplied replacement string.

• Text Difference Checker

  Compare two texts with a line-based LCS diff that aligns added, removed, and unchanged lines.

• Anagram Checker

  Check whether two inputs are anagrams after lowercasing and keeping only letters and digits.

• Palindrome Checker

  Check whether the letters and digits read the same forward and backward after ignoring case and punctuation.

• Keyword Density Checker

  Calculate the percentage of all parsed words that exactly equal one chosen keyword.

• Letter Frequency Analyzer

  Count letter and digit code points case-insensitively and list them by descending frequency.

• Word Frequency Analyzer

  Count parsed words case-insensitively and list them in descending occurrence frequency.

• N-gram Generator

  Generate overlapping word N-grams by grouping each consecutive run of N parsed words.

• Syllable Estimator

  Estimate syllables by counting runs of English vowel letters a,e,i,o,u,y in each word.

• Readability Score

  Calculate Flesch Reading Ease from word, sentence, and estimated syllable counts.

• Remove Punctuation

  Remove all Unicode punctuation and symbol characters, leaving other text such as letters, digits, and whitespace.

• Extract Numbers

  Extract integer or decimal-looking substrings with optional plus or minus signs, one per line.

• Extract Email Addresses

  Extract email-address candidates matching a common [email protected] shape.

• Extract URLs

  Extract URL candidates that explicitly start with http:// or https://.

• Extract Hashtags

  Extract hashtags made of # followed by Unicode letters, numbers, or underscores.

• Extract Mentions

  Extract mention candidates made of @ followed by Unicode letters, numbers, or underscores.

• Remove HTML Tags

  Parse HTML with the browser DOMParser and return only body.textContent, effectively removing markup.

• HTML to Plain Text

  Parse HTML and extract the body text-node content as plain text.

• Markdown to Plain Text

  Strip common Markdown image, link, list, and emphasis markers with a set of simple regular expressions.

• Slug Generator

  Create a slug by NFKD-normalizing and lowercasing text, then replacing non-letter-or-digit runs with hyphens.

• Filename Sanitizer

  Sanitize a filename by replacing control and Windows-forbidden characters, trimming trailing dots/spaces, and limiting length.

• Zero-width Character Cleaner

  Remove U+200B through U+200D and U+FEFF zero-width/BOM-related characters from text.

• Unicode Normalizer

  Normalize text to one of NFC, NFD, NFKC, or NFKD.

• Smart Quote Converter

  Convert simple same-line pairs of straight double or single quotes into typographic smart quotes.

• Fullwidth to Halfwidth

  Convert fullwidth ASCII-range characters and ideographic space to halfwidth ASCII and ordinary space.

• Hangul Jamo Inspector

  NFD-decompose the input and list every resulting code point with its U+ hexadecimal value.

• Roman Numeral Converter

  Convert integers 1–3999 to Roman numerals or interpret Roman-letter input as an integer.

• Morse Code Translator

  Encode Latin letters a–z and digits 0–9 as Morse code, or decode dot-dash input back to text.

• Binary Text Converter

  Encode text as UTF-8 bytes and display each byte as an eight-bit binary group.

• Text to ASCII Codes

  List the decimal Unicode code point of every input character.

• ASCII Codes to Text

  Convert valid Unicode code-point integers separated by spaces or commas into characters.

• NATO Phonetic Alphabet

  Convert Latin letters a–z to NATO phonetic-alphabet words while leaving other characters unchanged.

• Emoji Remover

  Remove code points matching the Unicode Extended_Pictographic property.

• Emoji Counter

  Count code points matching the Unicode Extended_Pictographic property.

• Invisible Character Viewer

  Visualize selected invisible characters by replacing spaces, tabs, newlines, ZWSP, and NBSP with visible markers.

• Text Statistics

  Summarize characters, UTF-8 bytes, words, unique words, sentences, lines, and estimated reading minutes in one table.