1. Check
Keys and strings use double quotes. A document can also contain an array, a number, a boolean or null.
Link Workroom / Browser utilities
A tidy workspace
for structured text.
Open a small configuration, check its syntax and keep a readable copy. Everything happens in this tab.
Workbench
Document editor
Ready for your document.
0 charactersAccepts standard JSON up to 2 MiB. Comments and trailing commas are invalid. Format and Compact can change number precision beyond JavaScript's safe integer range. Shortcut: Ctrl+Enter or ⌘+Enter to format.
Root type—
Top-level entries—
UTF-8 size0 B
Lines0
Workflow notes
From a snippet to a file
2. Arrange
Format adds two-space indentation. Compact removes optional whitespace. Keep an original copy when exact numeric values matter.
3. Keep a copy
Use Export file to keep your current document. The example is available if you want to try the workflow first.
Workspace example ↗Temporary by default. Yours to save.
The editor does not send documents to a server or store them in browser storage. Reloading restores the example. The web server may log ordinary page requests; document contents are not included in them.
Copy uses your device clipboard. Export creates a local download. Open the usage notes for a short offline reference.