Piwigo
The default home page of a Piwigo photo gallery is the list of root albums. If it doesn’t fit your need, you can create your own customized home page. There are 2 main methods: either you create an additional page or your create dynamic blocks.
13 Alternatives To Piwigo
42matters Explorer
Explorer by 42matters is a research tool to visually explore databases of apps, publishers, audiences, SDKs, technologies, contacts and others.
Lychee
Lychee is an open-source, free software program for self-hosted photo management. It can be installed on the user’s own server or website. The software permits the uploading and management of photos and also makes sharing photos very easy.
Pmwiki
PmWiki is a wiki-based system for collaborative creation and maintenance of websites.
XnView MP
XnView is a free software that allows you to view, resize and edit your images. It supports more than 500 different formats!