jsDelivr is a free, fast, and reliable Open Source CDN for npm and GitHub. Most GitHub links can be easily converted to jsDelivr links.
![](http://i.imgur.com/jbCwXbB.png)
![](http://i.imgur.com/drtug7D.png)
Valid URL
- Github file URL: https://github.com/twbs/bootstrap/blob/v4-dev/dist/css/bootstrap.min.css
- Github file URL: https://github.com/twbs/bootstrap/raw/v4-dev/dist/css/bootstrap.min.css
- Github file URL: https://github.com/twbs/bootstrap/blame/v4-dev/dist/css/bootstrap.min.css
- Github raw file URL: https://raw.githubusercontent.com/twbs/bootstrap/v4-dev/dist/css/bootstrap.min.css
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