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Latest Blog Post: The state of JSONView in 2017 January 2, 2017

I released JSONView in early 2009 to solve a simple problem I had - I’d been working with a number of JSON APIs, but Firefox had no way of directly viewing JSON documents. At the time, it wouldn’t even display them as text, showing a download dialog instead. Even after Firefox started showing JSON as text, it was still useful to show JSON nicely formatted and highlighted rather than however it was served. In the nearly eight years since its launch, JSONView has grown to about 130,000 daily users and...

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JSONView is open source software licensed under the MIT license. Visit the project page on GitHub fork the source and send a pull request!