Normalize Java .properties files to key=value form, group comments and optionally sort keys. Java Properties Formatter is a free online tool from the ToolsRift Code Formatters collection. It runs entirely in your browser — nothing to install, no signup, and your data never leaves your device.
Both '=' and ':' are recognized as key-value separators. The output normalizes every entry to the conventional key=value form.
Yes. Enable the sort option to reorder entries alphabetically by key, which makes large property files far easier to scan and diff.
Comment lines starting with # or ! are collected and placed at the top so they aren't lost during formatting.