List Tools

Sorting, filtering, and manipulating list-based data.

List Tag Appender

Append custom status or category tags to list items automatically usin...

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List Priority Labeler

Categorize list items automatically by prepending priority tags (e.g.,...

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List Item Line Numberer

Prepend line numbers to list items for debugging, review, or index ver...

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List Numbering Formatter

Format lists with custom sequential numbering styles including numeric...

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List Item Wrapper

Wrap every item in a list with configurable surrounding characters, li...

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List to Key-Value Pairs

Transform a list of items into key-value pairs by splitting each item ...

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List Sum Calculator

Sum all numeric values in a list, showing total, count, and running su...

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List Trimmer

Strip leading and trailing whitespace from every item in a list....

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List Chunker

Split a list into groups of N items each....

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CSV to Line-Per-Item List

Split a comma-separated (or other delimiter) string into a list with o...

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Numeric List Sorter

Sort a list of numbers in ascending or descending order, correctly han...

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List Sorter (Alphabetical)

Sort a list of items in ascending or descending alphabetical order, su...

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Weighted List Randomizer

Select random items from a list with configurable weights or probabili...

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List Top N Items

Return only the first N items from a list, useful for list truncation ...

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List Deduplicator

Remove duplicate entries from a list while preserving the order of fir...

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List Subtractor

Remove all items from List A that also appear in List B, returning exc...

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List Randomizer / Shuffler

Randomly shuffle the items in a list using the Fisher-Yates algorithm....

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List Sampler

Randomly select N items from a list without replacement using secure r...

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List Zipper

Pairs corresponding items from two lists side by side, creating tuples...

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List Padding Tool

Pads all items in a list to the same string length by adding spaces or...

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List Grouper by First Letter

Groups list items alphabetically by their first character, creating la...

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List to SQL IN Clause

Format a list of values into a SQL IN clause statement with custom quo...

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List Min and Max Finder

Find the minimum and maximum values in a list of numbers or words, alo...

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List Intersection Finder

Compare two or more lists and find items that appear in all lists....

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List Range Extractor

Extract a subset of items from a list by specifying a start and end ra...

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List Frequency Counter

Count the frequency and percentage of unique items in a list....

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List Case Converter

Convert the case of all items in a list simultaneously to uppercase, l...

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List to JavaScript Array Syntax

Convert a plain text list into valid JavaScript array literal syntax w...

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List to HTML Ordered List

Convert a plain text list into a numbered HTML <ol> element with custo...

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List to HTML Unordered List

Convert a plain text list (one item per line) into a properly structur...

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List to JSON Array

Convert a plain text list (one item per line) into a properly formatte...

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List to Python List Syntax

Convert a plain text line-per-item list into valid Python list literal...

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List to Markdown List

Convert a line-separated text list into a standard Markdown list. Supp...

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List to Comma-Separated Values

Convert a line-separated list into a single comma-separated values (CS...

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JSON Array to List

Convert a JSON array (either a flat array of strings/numbers or an arr...

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List Comparison Tool

Compare two text lists side-by-side. Isolates lines present only in Li...

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List Union Generator

Compute the mathematical union of two text lists. Conserves the origin...

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List Average Calculator

Compute 11 statistical measures from a list of numbers: count, sum, me...

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List Formatter with Template

Apply a custom string template to every item in a list using the {{ite...

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List Item Suffix Adder

Add a custom suffix string to the end of every item in a list. Support...

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List Interleaver

Alternate (interleave) items from two input lists into a single combin...

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List Item Prefix Adder

Add a custom prefix string to the beginning of every item in a list. S...

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