Free online JSON string escaper. Escape special characters like quotes and backslashes for safe embedding in JSON strings. Runs locally in your browser, no data uploaded.
100% Local
How to Use the JSON Escape
Type or paste any text into the input box. Click Escape String and the output shows the JSON-safe escaped version with all quotes and special characters properly escaped. Use Clear to reset both panels.
What the escaper handles
Double quotes become backslash-escaped: " → \"
Backslashes are doubled: \ → \\
Newlines, tabs and carriage returns are escaped
Control characters are represented as \u sequences
Features
Output is safe for direct use in JSON string values
Handles Unicode characters without corruption
Instant processing — no upload, no wait
All processing runs locally in your browser. Your data is not uploaded to any server.