more CMS, photo/video galeries, file sharing applications, add CMS description paragraph

README.md

@@ -69,7 +69,20 @@ Table of Contents
 
 ## Content Management Systems (CMS)
 
+CMS are a practical way to setup a website with many features. CMS often come with third party plugins, themes and functionality that is easy to add and customize to your needs.
+
   * [Pagekit](http://pagekit.com/) - A new modern CMS to create and share ([Source code](https://github.com/pagekit/pagekit)) - `MIT`
+  * [Wordpress](https://wordpress.org/) - WordPress is web software you can use to create a beautiful website or blog. ([Source code mirror](https://github.com/WordPress/WordPress))
+  * [Pico](http://picocms.org/) - A stupidly simple, blazing fast, flat file CMS. ([Source code](https://github.com/gilbitron/Pico))
+  * [99ko CMS](http://99ko.hellojo.fr) - 99ko est un CMS permettant de créer un site web en quelques minutes et sans connaissances particulières en programmation. Il fonctionne sans base de données et utilise de simples fichiers texte (format JSON) pour stocker vos données. ([Source code](https://github.com/99ko-project/99ko-cms))
+  * [Baun](http://bauncms.com/) - A modern, lightweight, extensible CMS for PHP - ([Source code](https://github.com/BaunCMS/Baun))
+  * [october](http://octobercms.com/) - Free, open-source, self-hosted CMS platform based on the Laravel PHP Framework. ([Source code](https://github.com/octobercms/october))
+  * [SPIP](http://www.spip.net/fr) - SPIP est un Système de Publication pour l’Internet.
+  * [Drupal](https://drupal.org/) - open source content management platform
+  * [Joomal!](http://www.joomla.fr/) - un système de gestion de contenu (CMS)
+  * [Bolt](http://bolt.cm/) - Sophisticated, lightweight & simple CMS ([Source code](https://github.com/bolt/bolt))
+  * [CMS Made Simple](http://www.cmsmadesimple.org/) - open source content management system, faster and easier management of website contents, scalable for small businesses to large corporations.
+  * [GetSimple CMS](http://get-simple.info/) - The Simplest Content Management System. Ever.
 
 ## Download tools
 
@@ -78,6 +91,9 @@ Table of Contents
 ## File Sharing
 
   * [Coquelicot](https://coquelicot.potager.org/) - Coquelicot is a “one-click” file sharing web application with a focus on protecting users’ privacy. - `GNU-AGPL 3.0`
+  * [Mediacrush](https://mediacru.sh/) - a website you can upload images, audio, and video to, and receive a link to share it with your friends ([Source code](https://github.com/MediaCrush/MediaCrush))
+  * [lutim](https://github.com/ldidry/lutim) - Let's Upload That Image !
+  * [img.bi](https://github.com/imgbi/img.bi) - img.bi is a secure image hosting. Images are encrypted using AES-256 with random key in browser before upload.
 
 ## File Synchronization Tools
 
@@ -119,10 +135,19 @@ Table of Contents
   * [EtherCalc](https://ethercalc.org/) - Web spreadsheet. - CPAL 1.0
   * [Etherpad](http://etherpad.org/) - Etherpad is a highly customizable Open Source online editor providing collaborative editing in really real-time. - `Apache License`
 
-## Photo Galleries
+## Photo and Video Galleries
 
   * [Piwigo](http://piwigo.org/) - Photo gallery software for the web, built by an active community of users and developers. - `GNU GPL 2.0`
-  * [Lychee](https://github.com/electerious/Lychee) - an open source grid and album based photo-management-system - `MIT` 
+  * [Lychee](http://lychee.electerious.com/) - an open source grid and album based photo-management-system ([Source code](https://github.com/electerious/Lychee)) - `MIT`
+  * [Mediagoblin](http://mediagoblin.org) -  a free software media publishing platform that anyone can run. You can think of it as a decentralized alternative to Flickr, YouTube, SoundCloud, etc
+  * [CumulusClips](http://cumulusclips.org/) - your own video sharing website with CumulusClips video sharing script. You can build a YouTube clone where users can upload videos, rate videos, comment on videos, and much more. ([Demo](https://tube.devosi.org/))
+  * [Shot.io](http://shot.io/) - Mobile optimised photo publishing platform (self-hosted Flickr alternative) ([Source code](https://github.com/AliasIO/Shot.io))
+  * [MinigalNano](https://github.com/sebsauvage/MinigalNano) - MinigalNano is a very simple image gallery. It adheres to the KISS principle and is very easy to install. MinigalNano does not have a web admin interface: You just upload your images in the photo folder on your server (using FTP, SFTP...) ([Demo](http://boards.tomcanac.com/))
+  * [UberGallery](http://www.ubergallery.net) - U berGallery is an easy to use, simple to manage, web photo gallery. UberGallery does not require a database and supports JPEG, GIF and PNG file types. Simply upload your images and UberGallery will automatically generate thumbnails and output HTML. ([Source code](https://github.com/UberGallery/UberGallery))
+  * [Single File PHP Gallery](http://sye.dk/sfpg/) - is a web gallery in one single PHP file.
+  * [Photofloat](http://blog.zx2c4.com/567) - A Web 2.0 Photo Gallery Done Right via Static JSON & Dynamic Javascript ([Demo](http://photos.jasondonenfeld.com/))
+  * [Zenphoto](http://www.zenphoto.org/) - open-source gallery and CMS project ([Source code](https://github.com/zenphoto/zenphoto))
+
 
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