PostgreSQL is a robust relational database system with over 25 years of active development that runs on all major operating systems. It is fully ACID compliant, and has full support for foreign keys, joins, views, triggers, and stored procedures (in multiple languages). It includes most SQL92 and SQL99 data types, including INTEGER, NUMERIC, BOOLEAN, CHAR, VARCHAR, DATE, INTERVAL, and TIMESTAMP. It also supports storage of binary large objects, including pictures, sounds, or video. It has native programming interfaces for C/C++, Java, .Net, Perl, Python, Ruby, Tcl, and ODBC, among others, and exceptional documentation.
Hoteldruid is designed to manage weekly or daily rental of house apartments or hotel rooms. It uses a PostgreSQL, MySQL, or SQLite database as a backend. Reservations can be assigned to rooms automatically with user-defined rules. Pages with forms to check availability for Internet sites can be created. It supports multiple users with a privileges system. Documents and invoices can be printed, saved, and emailed.
OTRS is a platform independent Web-based help desk system that supports service organization of any kind (e.g. IT service, customer and technical product service, complaint management, public services, etc.) to increase their efficiency. It increases transparency as well as service quality and lowers your total cost of ownership. It has been certified ITIL V3 compatible by PinkVERIFY for incident, problem, change, service asset and configuration, request fulfillment, and knowledge management. Other ITIL processes like service catalog and service level management are supported as well.
miniBB is a flat, linear, highly customizable BB. It features MySQL, PostgreSQL, and MSSQL support, table name definitions, color skins, language packs, HTML templates, access control, smilies, search, basic BB codes, member titles and ranks, moderators, email notification, statistics, encrypted cookie logging, IP and user ID tracking and bans, spam protection, "sticky" topics, a powerful admin panel, and more.
Simple Groupware is a complete enterprise application offering email, calendaring, contacts, tasks, document management, synchronization with cell phones and Outlook, full-text search, and much more. Simple Groupware combines standards like RSS, iCalendar, vCard, IMAP, POP3, SMTP, CIFS, CSV, WebDAV, LDAP, and SyncML under one platform. Unlike other groupware software, Simple Groupware contains the programming language sgsML to enable the quick customization and creation of powerful Web applications.
Nested Sets DB Tree is a class that can be used to manipulate nested sets of database table records that form an hierarchical tree. It provides the means to initialize the record tree, insert record nodes in specific tree positions, retrieve node and parent records, change the position of nodes, and delete record nodes. It uses ANSI SQL statements and the ADODB library to make it work with many database types. Transactions are supported through the ADODB class. The library supports the gettext multilanguage interface.
Probus is a Web framework for developing in PHP5. This framework is based on the MVC pattern. It has excellent support data caching and provides convenient AJAX support. This framework supports the following features: Many programming patterns can be used, include MVC. A simple command-line tool is used to generate projects. Standard plugins are included for AJAX, RSS, and form validation. It is simple create new plugins for Probus. Its database abstraction layer supports MySQL, PgSQL, MSSQL, Oracle, and many others. It automatically caches data. Its configuration system uses YAML syntax. Components can be used from external frameworks such as Zend Framework, symfony, Code Igniter, Kohana, and CakePHP.
TimeGT is powerful life and task management software that keeps data in sync using a secure server. It offers numerous ways to organize tasks, ideas, and notes. It will suit a wide range of time management techniques used by different people. The following filters are available and can be used in any combination: a project tree of arbitrary depth; task life-cycle supporting Timing folders (supports GTD method); any number of Tags added to a task and used for filtering; and a Start and Due dates based Horizon filter. It keeps tasks up-to-date between any number of computers. Tasks are mediated through the dedicated secure Sync server, and are protected when they travel over the Internet (RSA of adequate length is used). Information is accessible everywhere.
Quassel IRC is a modern, cross-platform, distributed IRC client, meaning that one or more clients can attach to and detach from a central core, much like the popular combination of screen and a text-based IRC client, but graphical. In addition to this unique feature, it aims to be a comfortable chatting program.
Molinos CMS is a modular CMS. It supports multiple Web sites per installation, multiple domains per Web site, and different subdomains for different Web site sections. It uses XSLT for templating; templates can be organized in themes, which can be applied to either all pages or particular pages. It can use MySQL or SQLite for data stoarge; all data is available in XML format, ready to use by templates and scripts. User groups (roles) and advanced ACL can be used to control access to that data. It supports many caching and code optimization techniques. Data storage is optimized to minimize queries required to display pages. There are modules for integrating with various third-party services (over 70 modules). Modules are simple to write using the provided documentation (currently only available in Russian). Web sites can use local and system modules simultaneously. It works with most Web servers, and has a built-in Web server (for localhost development). It also has a CLI for most tasks.