List Tools
Sorting, filtering, and manipulating list-based data.
List Tag Appender
Append custom status or category tags to list items automatically usin...
List Priority Labeler
Categorize list items automatically by prepending priority tags (e.g.,...
List Item Line Numberer
Prepend line numbers to list items for debugging, review, or index ver...
List Numbering Formatter
Format lists with custom sequential numbering styles including numeric...
List Item Wrapper
Wrap every item in a list with configurable surrounding characters, li...
List to Key-Value Pairs
Transform a list of items into key-value pairs by splitting each item ...
List Sum Calculator
Sum all numeric values in a list, showing total, count, and running su...
List Trimmer
Strip leading and trailing whitespace from every item in a list....
List Chunker
Split a list into groups of N items each....
CSV to Line-Per-Item List
Split a comma-separated (or other delimiter) string into a list with o...
Numeric List Sorter
Sort a list of numbers in ascending or descending order, correctly han...
List Sorter (Alphabetical)
Sort a list of items in ascending or descending alphabetical order, su...
Weighted List Randomizer
Select random items from a list with configurable weights or probabili...
List Top N Items
Return only the first N items from a list, useful for list truncation ...
List Deduplicator
Remove duplicate entries from a list while preserving the order of fir...
List Subtractor
Remove all items from List A that also appear in List B, returning exc...
List Randomizer / Shuffler
Randomly shuffle the items in a list using the Fisher-Yates algorithm....
List Sampler
Randomly select N items from a list without replacement using secure r...
List Zipper
Pairs corresponding items from two lists side by side, creating tuples...
List Padding Tool
Pads all items in a list to the same string length by adding spaces or...
List Grouper by First Letter
Groups list items alphabetically by their first character, creating la...
List to SQL IN Clause
Format a list of values into a SQL IN clause statement with custom quo...
List Min and Max Finder
Find the minimum and maximum values in a list of numbers or words, alo...
List Intersection Finder
Compare two or more lists and find items that appear in all lists....
List Range Extractor
Extract a subset of items from a list by specifying a start and end ra...
List Frequency Counter
Count the frequency and percentage of unique items in a list....
List Case Converter
Convert the case of all items in a list simultaneously to uppercase, l...
List to JavaScript Array Syntax
Convert a plain text list into valid JavaScript array literal syntax w...
List to HTML Ordered List
Convert a plain text list into a numbered HTML <ol> element with custo...
List to HTML Unordered List
Convert a plain text list (one item per line) into a properly structur...
List to JSON Array
Convert a plain text list (one item per line) into a properly formatte...
List to Python List Syntax
Convert a plain text line-per-item list into valid Python list literal...
List to Markdown List
Convert a line-separated text list into a standard Markdown list. Supp...
List to Comma-Separated Values
Convert a line-separated list into a single comma-separated values (CS...
JSON Array to List
Convert a JSON array (either a flat array of strings/numbers or an arr...
List Comparison Tool
Compare two text lists side-by-side. Isolates lines present only in Li...
List Union Generator
Compute the mathematical union of two text lists. Conserves the origin...
List Average Calculator
Compute 11 statistical measures from a list of numbers: count, sum, me...
List Formatter with Template
Apply a custom string template to every item in a list using the {{ite...
List Item Suffix Adder
Add a custom suffix string to the end of every item in a list. Support...
List Interleaver
Alternate (interleave) items from two input lists into a single combin...
List Item Prefix Adder
Add a custom prefix string to the beginning of every item in a list. S...