Properties viewer
To open a Properties file, drop it in the box below. It opens straight away, even with no extension or the wrong one. Your browser opens it on your device: nothing is uploaded.
What you see
| Properties in the viewer | |
|---|---|
| Separators | =, : or a space |
| Escapes | \t, \n, \uXXXX and continued lines, as Java reads them |
| Comments | # and ! |
| Convert | To JSON or YAML, dotted keys nested if you like |
| Extensions | .properties |
| Upload | None: opened on your device |
What is a Properties file?
A .properties file holds Java settings as key=value lines: Spring Boot’s application.properties, translations and build settings.
The file with colours and line numbers, or as a tree of every key and value (Text or Tree), with escapes such as \u00e9 read and continued lines joined.
How to open a Properties file
- Add your Properties. Drop the file in the box, choose it or paste it.
- Look at it. The file with colours and line numbers, or as a tree of every key and value (Text or Tree), with escapes such as \u00e9 read and continued lines joined.
- Take it further. Open in hands it, in a new tab, to File converter.
Questions
Open in, Convert, YAML: dotted keys such as server.port become nested settings, as Spring Boot expects.
Older Java tools wrote characters outside Latin-1 as \u escapes. The tree shows them as the characters they stand for.
No. The viewer runs in your browser and opens the file on your device. Nothing is sent anywhere.