OK JSON is a JSON formatter and viewer, well suited for developers who need to work with JSON frequently, especially web developers. With OK JSON, you can view JSON in a tree view with beautiful syntax highlight.

OK JSON supports opening JSON in a variety of ways.

You can paste JSON from the clipboard, drag and drop JSON files, download JSON via URL, or even get JSON responses directly via the cURL command. You can also open selected JSON string through macOS's services.

All of these ways are also integrated into your favorite productivity apps like Alfred and LaunchBar via URL Scheme okjson://paste.

In addition to formatting and viewing, OK JSON supports many more related operations.

You can search and locate nodes in tree view, as well as query the contents of a JSON document via JSONPath, and even compare the differences between two JSON documents via JSON Patch.

OK JSON is a native Mac App, which means it comes with many common Mac App features. For example, you can preview the content of the currently selected node by pressing the spacebar. If the value of this node is a timestamp or a color, OK JSON can also display the formatted time or the specific color in the preview.

OK JSON offers many settings to make it fit your preferences. Hide dock icon, menu bar icon, data type icons or data type column, adjust toolbar styles, and the list goes on. The editor is also fully configurable. Line number, indent size and font…

If your development work requires working with JSON, then OK JSON should serve you well.