Photoview - Media Gallery

Photoview is a simple and user-friendly photo gallery that's made for photographers and aims to provide an easy and fast way to navigate directories, with thousands of high-resolution photos.
You configure Photoview to look for photos and videos within a directory on your server. The scanner automatically picks up your media and start to generate thumbnail images to make browsing super fast.
To use this app, install Photoview on your NAS or server and easily connect to it from the app. For more information go to the website https://photoview.github.io/
This app is open source and licensed under the General Public License v3, and the source code is available at https://github.com/photoview/photoview-ios