The Free / Libre / Open Source Web App with the most built-in features
"Software made the wiki way"
A full-featured, web-based, tightly integrated, all-in-one Wiki+CMS+Groupware, Free Source Software (GNU/LGPL), using PHP, MySQL, Zend Framework, jQuery and Smarty. Tiki can be used to create all kinds of Web applications, sites, portals, knowledge base, intranets, and extranets.
Tiki is the Open Source Web Application with the most built-in features. Highly configurable and modular, all features are optional and administered via a web-based interface....
A LaTeX editor to create Beamer presentations on the Cloud
CloudBeamer is a Cloud application which supports the creation of LaTeX presentations with the Beamer package. It allows you to edit and compile your LaTeX presentations online, without having to install anything. CloudBeamer adds the flexibility of seeing your slides compiled as you type without having to compile the entire presentation first, along with the option of exporting the presentation as an HTML5 page which shows the slides as if they where on the faces of a cube.
GQLx is a SQL-like query language for Google Doc's spreadsheets. The initial release includes both a Java GUI application as well as a console application - while a demonstration Javascript implementation is available online at http://gqlx.twyst.co.za
Firefly is a multi-user professional help desk system with several additional applications including company and contact management, knowledge database management, and contracts management. Firefly is also an application framework providing services such
Deploy in 115+ regions with the modern database for every enterprise.
MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.