Cloudinary Blog

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Tal Lev-Ami

Co-Founder, CTO

Tal is a superb technologist, programming professionally since 1994. Tal has been leading R&D teams and acting as system architect & CTO for several companies. Tal holds a Ph.D. in Computer Science.

Which Image Compression Technique Looks Best to Human Eyes?

Here at Cloudinary, we provide a cloud-based tool that enables our users to compress images and video for their websites and apps. Our goal is to preserve the visual integrity of the content, but deliver the smallest file size to any device or browser to ultimately optimize website performance and end user satisfaction.

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Image Management - REST API for Website Image Management

Different online services, websites and mobile applications have very different image management requirements. Despite the differences, the image management pipeline boils down to the same basic formula - upload the images, normalize them, store them and transform them to create derivatives (thumbnails, effects, watermarks, etc.). Afterwards, prepare them for delivery and make sure they are accessible to your users quickly and efficiently when browsing your website or using your mobile app.
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Image Authentication and Delivery of Private Images

UPDATE - Since this post was published, we have added a more advanced solution that allows delivering private and authenticated images to your users. See the documentation on Media access control for more details.


Different web applications have very different requirements when images are involved. A dating website will focus its image-related attention on normalizing and delivering his user uploaded snapshots. A pinterest style service is focused on retrieving external images from around the web and fitting them to its cool layout. An eCommerce website is focused on the effective delivery of the many product thumbnails it depicts.
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