Online Free JSON Minifier

Minifies JSON to a single line.
Removes white spaces and line breaks.
Reduces the size of the JSON file to minimize online loading time.
Minifies as you type.
Minifies on paste.

Sample

{"widget": {
    "debug": "on",
    "window": {
        "title": "Sample JSON",
        "name": "main_window",
        "width": 500,
        "height": 500
    },
    "image": { 
        "src": "Images/Sun.png",
        "name": "sun1",
        "hOffset": 250,
        "vOffset": 250,
        "alignment": "center"
    },
    "text": {
        "data": "Click Here",
        "size": 36,
        "style": "bold",
        "name": "text1",
        "hOffset": 250,
        "vOffset": 100,
        "alignment": "center",
        "onMouseUp": "sun1.opacity = (sun1.opacity / 100) * 90;"
    }
}}

Converts to:

{"widget":{"debug":"on","window":{"title":"Sample Konfabulator Widget","name":"main_window","width": 500,"height": 500},"image":{"src":"Images/Sun.png","name":"sun1","hOffset": 250,"vOffset": 250,"alignment":"center"},"text":{"data":"Click Here","size": 36,"style":"bold","name":"text1","hOffset": 250,"vOffset": 100,"alignment":"center","onMouseUp":"sun1.opacity = (sun1.opacity / 100) * 90;"}}}