There are many alternatives to Koken.me as a self-hosted solution and since it's discontinued a lot of people are looking for a replacement. The best open source Self-Hosted alternative is PhotoPrism. If that doesn't suit you, our users have ranked more than 10 alternatives to Koken.me and ten of them are open source and available as a self-hosted solution so hopefully you can find a suitable replacement. Other interesting open source Self-Hosted alternatives to Koken.me are Piwigo, MediaGoblin, Lychee and MediaCMS.
PhotoPrism® is an AI-Powered Photos App for the Decentralized Web. It makes use of the latest technologies to tag and find pictures automatically without getting in your way. You can run it at home, on a private server, or in the cloud.
Manage your photo collection with Piwigo Piwigo is open source photo gallery software for the web. Designed for organisations, teams and individuals.
MediaGoblin is a free software media publishing platform that anyone can run. You can think of it as a decentralized alternative to Flickr, YouTube, SoundCloud, etc.
Lychee is a free photo-management tool, which runs on your server or web-space. Installing is a matter of seconds. Upload, manage and share photos like from a native application. Lychee comes with everything you need and all your photos are stored securely.
A content management system developed to meet the needs of modern web platforms for viewing and sharing media.
phpGraphy is a free PHP photo gallery script released under GPL license. Since its beginning, it has been written with simplicity and efficiency in mind following the KISS philosophy.
Lutim is an image hosting CMS that allows you to self-host your images, see them, download them or share them on social networks. From version 0.5, the gif images can be displayed as animated gifs in Twitter, but you need a HTTPS server. (Twitter requires that.
Media website management the easy way!
Zenphoto is a standalone CMS for multimedia focused websites. Our focus lies on being easy to use and having all the features there when you need them (but out of the way if you do not.)
Zenphoto features support for images, video and audi.
Gallery is a web based software product that lets you manage your photos on your own website.
Zoph (Zoph Organizes Photos) is a web based digital image presentation and management system. In other words, a photo album. It is built with PHP, MySQL and Perl.
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it's not so developed but it's an alternative.