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README.md

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 About
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 [draw.io](https://www.draw.io) is an online diagramming web site that delivers the source in this project.
 
 draw.io uses the [mxGraph library](https://github.com/jgraph/mxgraph) as the base of the stack, with the [GraphEditor example](https://github.com/jgraph/mxgraph/tree/master/javascript/examples/grapheditor) from mxGraph as the base of the application part. The mxGraph library build used is stored under /etc/mxgraph/mxClient.js.
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 License
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 draw.io is dual licensed under either the GPL v3 or the [mxGraph Commerical License](https://www.jgraph.com/Licenses/JGraph_Software_Licence.pdf). To use the commercial license, you must license from [JGraph](https://www.jgraph.com/purchase-mxgraph.html) for payment.
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+Supported Browsers
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+draw.io supports IE 9+, Chrome 30+, Firefox 31+, Safari versions actively patched by Apple (6.2.x, 7.1.x, 8.0.x and 9.x at time of writing), Opera 20+, Native Android browser 5.x+, the default browser in the current and previous major iOS versions (e.g. 9.x and 8.x) and Edge 20+.