gscan2pdf : A GUI to ease the process of producing PDFs from scanned documents

gscan2pdf is a GUI to ease the process of producing PDFs from scanned documents. You scan in one or several pages and create a PDF of selected pages. Scanning is handled with SANE via scanimage. PDF conversion is done by PDF::API2. Perl is used for portability and ease of programming, with gtk2-perl for the GUI.

• Licenses : GPL
• Operating Systems : POSIX
• Implementation : Perl

GNU SIP Witch : A secure peer-to-peer VoIP server

GNU SIP Witch is a secure peer-to-peer VoIP server. Calls can be made even behind NAT firewalls, and without requiring service providers. SIP Witch can be used on the desktop to create bottom-up secure calling networks and as a free software alternative to Skype. It can also be used as a stand-alone SIP-based office telephone server, or to create secure VoIP networks for an existing IP-PBX such as Asterisk, FreeSWITCH, or Yate.

• Licenses : GPLv3
• Operating Systems : OS Independent
• Implementation : C++

Spicebird : An email and messaging software

Spicebird is an email and messaging software. It provides email, calendaring, and instant messaging and can connect to any standards based server. It is built with an innovative tabbed user interface and high end functionality.

• Licenses : GPL
• Operating Systems : Windows, POSIX, Linux

Remind : A full-featured calendar/reminder program

Remind is a full-featured calendar/reminder program featuring sophisticated date calculation, moon phases, sunrise/sunset, Hebrew calendar, alarms, PostScript output, an X front-end, multilingual messages, and proper handling of holidays. It also includes scripts for making a nice WWW calendar server.

• Licenses : GPL
• Operating Systems : POSIX
• Implementation : Tcl, C

Barcode Writer in Pure Postscript implements the printing of many barcode formats entirely within PostScript

Barcode Writer in Pure Postscript implements the printing of many barcode formats entirely within PostScript, so that the process of converting the input string into the printed output is performed by the printer itself. The project supports all major barcode formats including EAN-13, EAN-8, UPC-A, UPC-E, ISBN, Code 128 (A, B, and C), Code 39, Code 93, Code 11, ITF-14, GS1 DataBar, MSI, Plessey, Postnet, Code 2 of 5, Codabar, QR Code, PDF417, MaxiCode, Aztec Code, Data Matrix, PostNet, OneCode, RM4SCC, AusPost, etc.

• Licenses : MIT/X
• Operating Systems : OS Independent
• Implementation : PostScript

Freeside : An open-source billing and trouble ticketing packag

Freeside is an open-source billing and trouble ticketing package for ISPs, VoIP, hosting, service, and content providers, and other online businesses.

• Licenses : AGPL
• Operating Systems : POSIX, BSD, FreeBSD, Solaris, Linux, Unix
• Implementation : Perl, SQL

GNU SIP Witch : A pure SIP-based office telephone call server

GNU SIP Witch is a pure SIP-based office telephone call server that supports generic phone system features like call forwarding, hunt groups and call distribution, call coverage and ring groups, holding, and call transfer, as well as offering SIP specific capabilities such as presence and messaging. It supports secure telephone extensions for making calls over the Internet, and intercept/decrypt-free peer-to-peer audio and video extensions. It is not a SIP proxy, a multi-protocol telephone server, or an IP-PBX, and does not try to emulate Asterisk, FreeSWITCH, or Yate.

• Licenses GPLv3
• Operating Systems OS Independent
• Implementation C++

SFLphone : An SIP/IAX2 compatible softphone

SFLphone is an SIP/IAX2 compatible softphone. The goal is to create a robust enterprise-class desktop phone. While it can serve home users very well, it is designed for intensive corporate use.

• Licenses : GPLv3
• Operating Systems : Linux
• Implementation : C++, C, dbus, Glib, GTK 2.0, Qt, XML

Xournal : A GTK+/GNOME application for notetaking, sketching, and keeping a journal using a stylus on Tablet PCs and other platforms

Xournal is an application for notetaking, sketching, keeping a journal using a stylus. It is free software (GNU GPL) and runs on Linux (recent distributions) and other GTK+/Gnome platforms. It is similar to Microsoft Windows Journal or to other alternatives such as Jarnal, Gournal, and NoteLab.

• Licenses : GPL
• Operating Systems : POSIX, Linux, Unix

SILVERCODERS DocToText : A powerful utility that can convert MS Word binary format (DOC), Rich Text Format (RTF), OpenDocument and Office Open XML...

SILVERCODERS DocToText is a powerful utility that can convert MS Word binary format (DOC), Rich Text Format (RTF), OpenDocument (also known as ODF and ISO/IEC 26300), and Office Open XML documents (ISO/IEC 29500, also called OOXML, OpenXML, or MSOOXML) to plain text. Extracted plain text from doc, rtf, odt, ods, odp, docx, xlsx, and pptx files can be used for a lot of things like searching, indexing, or archiving. DocToText can be also used as a fast console viewer. It is able to convert corrupted OpenDocument and Office Open XML documents. It can be used to recover text even if other recovery methods have failed.

• Licenses : GPLv2
• Operating Systems : Unix, POSIX, Linux, Windows
• Implementation : C++

RKWard aims to provide an easily extensible, easy to use IDE/GUI for the R project

RKWard aims to provide an easily extensible, easy to use IDE/GUI for the R project. RKWard strives to combine the power of the R language with the (relative) ease of use of commercial statistical packages. While RKWard is far from finished, it is already useful as an IDE interface to the R language.

• Licenses : GPL
• Operating Systems : POSIX, Windows
• Implementation : C++

WebIssues : A system that supports team collaboration across the Internet

WebIssues is a system that supports team collaboration across the Internet. It can be used for storing bugs and other information with customizable attributes, comments, and file attachments. The server can be installed on any host with PHP and MySQL, PostgreSQL, Firebird, or MS SQL Server. The client is a native desktop application for both Windows and Linux.

• Licenses : GPL
• Operating Systems : Windows, POSIX, Linux
• Implementation : C++, PHP

kchmviewer : A CHM (Winhelp) files viewer written in Qt/ KDE

kchmviewer is a CHM (Winhelp) files viewer written in Qt/ KDE. It can be build as a stand-alone Qt-based application or a KDE application. The main point is compatibility with non-English CHM files, including most international character sets. It has the features set of standard viewer: search (including non-English CHMs), bookmarking, font size changing, index/content browsing, codepage support, and more.

• Licenses : GPL
• Operating Systems : Unix
• Implementation : C++

Scalable OpenGroupware.org (SOGo) : A project derived from OpenGroupware.Org (OGo) with scalability in mind

Scalable OpenGroupware.org (SOGo) is a project derived from OpenGroupware.Org (OGo) with scalability in mind. The Inverse edition of this project has many feature enhancements: CalDAV and GroupDAV compliance, full handling of vCard as well as vCalendar/iCalendar formats, and support for folder sharing and ACLs. The Web interface has been rewritten in an AJAX fashion to provided a faster UI for the users, consistency in look and feel with the Mozilla applications, and to reduce the load of the transactions on the server.

• Licenses : GPL
• Operating Systems : OS Independent
• Implementation : Objective C, JavaScript

OBM : A groupware, email, LDAP, Windows PDC, CRM, and project management application

OBM is a groupware, email, LDAP, Windows PDC, CRM, and project management application. It is mainly used as an Exchange or Notes/Domino groupware and mail server replacement, as an LDAP directory, as a Windows PDC, as a contact and customer database, as a project management tool, or as any combination of these functions. It provides groupware (calendars, contacts, and tasks) connectors for Outlook, Thunderbird/Lightning, and PDAs. It supports internationalization and themes. It is highly scalable, and is used by sites from five to many thousands of users.

• Licenses : GPLv2
• Implementation : PHP, Java, Perl

Scalable OpenGroupware.org (SOGo) is a project derived from OpenGroupware.Org (OGo) with scalability in mind

Scalable OpenGroupware.org (SOGo) is a project derived from OpenGroupware.Org (OGo) with scalability in mind. The Inverse edition of this project has many feature enhancements: CalDAV and GroupDAV compliance, full handling of vCard as well as vCalendar/iCalendar formats, and support for folder sharing and ACLs. The Web interface has been rewritten in an AJAX fashion to provided a faster UI for the users, consistency in look and feel with the Mozilla applications, and to reduce the load of the transactions on the server.

• Licenses: GPL
• Operating Systems: OS Independent
• Implementation: Objective C, JavaScript