Simon Willison’s Weblog

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21st March 2025

Tool Incomplete JSON Pretty Printer — Format truncated or incomplete JSON into readable structures with automatic live formatting as you type. This tool applies consistent indentation and proper spacing to malformed or partial JSON snippets, and displays validation status while the formatted output can be copied to the clipboard. Example data is available to test the functionality.

This is a beat by Simon Willison, posted on 21st March 2025.

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