transformation

Collapse nested arrays into a single-level array.

Group a JSON array of objects into buckets keyed by one of their shared property values.

Concatenate two JSON arrays, with an option to drop duplicate items.

Shuffle the top-level order of a JSON array's items using Fisher-Yates.

Invert a flat JSON object so every value becomes a key and every key becomes a value.

Collapse a nested JSON object into a single flat object with dot/bracket path keys.

Merge two JSON objects, either shallowly (B's keys win) or deeply (nested objects merge too).

Shuffle a JSON object's key order using Fisher-Yates, keeping every value attached to its key.

Rebuild a nested JSON object or array from flat dot/bracket path keys like a.b[0].c.

Strip ALL JSON punctuation and quotes, leaving only a flat, space-separated word list.

Cap a JSON document's nesting depth, array length, and string length, marking every cut.

Convert text between Title Case, camelCase, snake_case, kebab-case, and more.

Turn a single-column list of values into one comma-separated line.

Replace every comma in your text with any custom replacement string.

Turn a comma-separated list into a single-column list, one value per line.

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

Replace every comma in your text with a single space.

Duplicate every consonant letter in text immediately after itself.

Replace every consonant letter in text with a chosen replacement character.

Turn any text into a palindrome by mirroring it onto itself.

Remove duplicate lines from text, keeping the first occurrence of each.

Remove repeated words from text, keeping only the first occurrence of each.

Extract a substring using a start position and length.

Keep only lines containing (or not containing) a search term.

Replace every literal occurrence of one text with another.

Add a light, randomized glitchy look to text with stray marks and lookalike letters.

Prefix every line with a repeated indent unit, like two spaces or a tab, at a chosen depth.

Swap every letter's case: uppercase becomes lowercase and vice versa.

Combine a list of lines into one delimited string.

Distribute extra spaces evenly between words so every line hits an exact target width.

Pad every line with trailing spaces (or a custom character) so they all share the same width.

Duplicate every letter in text, or every Nth letter, immediately after itself.

Randomly shuffle the letters within each word, leaving word boundaries in place.

Replace every occurrence of one letter with another, case-preserved.

Sort the letters within each word alphabetically, e.g. 'hello' becomes 'ehllo'.

Randomly swap two adjacent interior letters in longer words to simulate a common typo pattern.

Insert a chosen symbol between every character of your text.

Wrap every non-space character in your text with a symbol pair.

Insert a newline every N characters or every N words, whichever mode you choose.

Replace the blank line between paragraphs with a decorative separator symbol like ⸻.

Convert CRLF and lone CR line endings to LF, and collapse 3+ blank lines down to just one.

Randomly insert line breaks at word boundaries, each gap becoming a break with a given probability.

Remove every newline, joining what were separate lines with a chosen replacement string.

Replace every newline character with a custom replacement string of your choice.

Prefix every line of text with its 1-based line number.

Strip a leading line-number prefix from every line of text.

Add a prefix to the start of every line in a block of text.

Shuffle the order of lines in your text, keeping each line's own text intact.

Add a suffix to the end of every line in a block of text.

Remove a fixed suffix from the end of every line, only where it's actually present.

Join soft-wrapped lines back into flowing paragraphs, preserving paragraph breaks.

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

Join multi-line text into a single space-separated line.

Keep only the paragraphs containing (or not containing) a keyword.

Shuffle the order of paragraphs in your text, keeping each paragraph intact.

Reverse the order of paragraphs in a block of text while keeping each paragraph's contents intact.

Sort the paragraphs of a text alphabetically, A-Z or Z-A.

Normalize spacing between paragraphs to exactly one blank line and trim leading/trailing blank lines.

Prepend text to the front of a string.

Capitalize the first letter of every sentence and lowercase the rest.

Insert one random lowercase letter at a random position inside each word of three or more letters.

Remove one random interior letter from every word of 4+ letters.

Randomly remove punctuation and symbol characters at a set rate.

Insert random filler words at random positions between the existing words in your text.

Randomly upper- and lowercase each letter, sPoNgEbOb-style.

Repeat text a chosen number of times, with an optional separator.

Flip a string's characters back to front.

Cyclically shift a string's characters left or right by N positions.

Duplicate every sentence in a block of text immediately after itself.

Keep only the sentences containing (or not containing) a keyword.

Shuffle the order of sentences in your text, keeping each sentence intact.

Remove every sentence that contains a given keyword, case-insensitively, from a block of text.

Reverse the order of sentences in a paragraph while keeping each sentence intact.

Sort the sentences of a text alphabetically, A-Z or Z-A.

Extract a substring using start/end index slicing (negative indices supported).

Convert text into a clean, URL-safe slug.

Sort a list of lines alphabetically, A-Z or Z-A.

Replace every space character in your text with a custom replacement string.

Replace every run of spaces in your text with a single comma.

Turn space-separated text into one item per line.

Split text into a one-item-per-line list by a chosen delimiter.

Convert every letter in a string to lowercase.

Convert every letter in a string to uppercase.

Append text to the end of a string.

Extract every symbol character in text and list each one with its count, sorted alphabetically.

Redact likely emails and long digit sequences with local pattern matching.

Introduce random typos into text at a configurable error rate.

Remove a fixed prefix from the start of a string, only if it's actually there.

Swap common words for a synonym using a small built-in dictionary.

Capitalize headline text using standard English title-casing rules for minor words.

Flip rows and columns of delimited text, like rotating a table 90 degrees.

Remove leading and trailing whitespace from a string.

Cut text to a max length, appending a suffix like '...' when trimmed.

Strip up to N leading copies of an indent unit, like two spaces or a tab, from every line.

Duplicate every vowel in text immediately after itself.

Replace every vowel (a, e, i, o, u) in text with a chosen replacement character.

Redact chosen words with asterisks, matching each word's length.

Duplicate every word, or every Nth word, immediately after itself in a block of text.

Keep only the words containing (or not containing) a keyword.

Add a prefix to the start of every word in a block of text, preserving spacing.

Remove a fixed prefix from every word that begins with it, preserving spacing.

Shuffle the order of the words in a text, keeping each word intact.

Remove every whole-word occurrence of a target word, or comma-separated list of words, from text.

Replace every whole-word match of a target word with a replacement, word-boundary aware.

Reverse the order of words in a sentence while keeping each word spelled correctly.

Scramble the interior letters of each word, keeping the first and last letter fixed.

Sort the words of a text alphabetically, A-Z or Z-A.

Add a suffix to the end of every word in a block of text, preserving spacing.

Remove a fixed suffix from every word that ends with it, preserving spacing.

Swap every pair of adjacent words in text: word 1 with word 2, word 3 with word 4, and so on.

Remove a chosen symbol wrapped around each word in your text.

Wrap every word in your text with a chosen symbol on both sides.

Wrap text to a maximum line width, breaking only at word boundaries, never mid-word.

Strip a fixed number of characters from the start of every line.

Strip a fixed number of characters from the end of every line.

Remove a fixed prefix from the start of every line, only where it's actually present.

Merge two YAML documents, either shallowly (B's keys win) or deeply (nested mappings merge too).

Collapse nested YAML mappings and sequences into flat dot-notation keys.

Cap a YAML document's nesting depth, array length, and string length while keeping it valid.

Find and replace a literal digit substring within every integer in a list.

Force every integer in a list to be negative, regardless of its original sign.

Apply one built-in function (uppercase, lowercase, reverse, trim, length) to every item in a list.