Remove Duplicate Lines
Strip repeated lines from a list, ignoring case and spacing if you want, keeping the first or last copy.
Productivity & Everyday
Sort a list alphabetically, naturally (file2 before file10), by length, reversed or shuffled.
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Sorts lines with proper language rules, so accents and Arabic letters land in the right place - choose the alphabet to match your list.
Natural order puts file2 before file10, which plain alphabetical sorting gets wrong. You can also remove duplicates and empty lines in the same pass.
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Strip repeated lines from a list, ignoring case and spacing if you want, keeping the first or last copy.
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