True Random Number Service

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List Randomizer

This form allows you to arrange the items of a list in random order. The randomness comes from atmospheric noise, which for many purposes is better than the pseudo-random number algorithms typically used in computer programs.

Part 1: Enter List Items

Enter your items in the field below, each on a separate line. Items can be numbers, names, email addresses, etc. A maximum of 10,000 items are allowed. Please don't enter anything you would consider confidential (here's why).

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Part 2: Choose Output Format

How do you want the items to be shown?
On a nicely formatted web page (type text/html)
As a bare-bones text document (type text/plain)

Part 3: Choose Randomization

Do you want a new randomization or one that was prepared earlier? [explain this]
Generate your own personal randomization right now
Use pregenerated randomization from
Use pregenerated randomization based on persistent identifier (max 64 alphanumeric characters)

Part 4: Go!

Be patient! It may take a little while to randomize your list...