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Permutation Generator — Generate every ordered arrangement of your items — full permutations, or pick a smaller k for partial arrangements.

Randomize any list using the Fisher-Yates shuffle algorithm. Paste items, shuffle, and get a fair random order. Great for raffles and draws.

Count Duplicates in List — Paste any list — one item per line — and get back each unique value with how many times it appeared, sorted by frequency.

Text Columnizer — Convert a single continuous text list or block into multiple side-by-side columns instantly. Ideal for optimizing print layouts, sprea...

Convert a list of lines into a comma-separated string, with optional quotes, trimming, and dedupe. Reverse a comma list back into lines. Free, in-browser.

Free online List Maker. Convert raw lines into formatted lists: bulleted, numbered, Roman numerals, alphabetical, and checklists. Auto-nesting detection with indentation support. No upload — runs in your browser.