Yappa-ng is a very powerful but easy to install and easy to use online PHP photo gallery for all Operating Systems (Linux/UNIX, Windows, MAC, ...), and all Webservers (Apache, IIS, ...) with no need for a DataBase (no MySQL,...).

Features of Yappa-ng:
- easy, fast and intuitive _webbased_ setup
- Special webbased "Safe Mode Setup" to install yappa-ng on servers with safe_mode enabled and where the user has no way to change the fileownership after FTP!
- NO Database (MYSQL,....) needed ! (yappa-ng galleries with up to 37.000 images have been reported!!!!) 
- yappa-ng is Free: Free to download and Free to use!
- very comfortable administration web-interface integrated (including create/delete albums, image upload/delete, edit captions (language dependent), configure Layout, and much more...)
(Test all Administration features in the Live Online Demo!)
- automatic thumbnail generation
- resizeable images (all sizes generated automatically from the original!!!)
- album and images hits counter
- album and images rating
- password protected albums
- User Comments (with "Smilies-support") for each image
- top X ranking system (the "X" means: every number you setup - album specific. This means: Top10 or Top25 or Top2
- all configurations are album specific (configure every album seperatily to your demands - or use the default setup )
- switch languages on the fly wherever you want (including album titles/info, image captions, password queries
- select your default language
- supports album title and album info (language support)
- supports image captions (language support)
- resized image caching (faster download!)
- random image for album preview
- themes support

Requirements:
- PHP 4.1 and upwards - including PHP 5 (!!!)
- ImageMagick (recommended) or GD Library
- an installed Webserver (Apache, IIS,...).
- Any Operating System (can be Windows,Linux, UNIX, ....)