ytnef is a program to decode TNEF streams (winmail.dat). Unlike other similar programs, it can also decode meeting requests and create VCal entries for easy import. It can also create vCard entries from contact cards and vTodo entries from task entries. It also has a Perl script that can be used in procmail recipes to automatically reformat incoming mail appropriately.
i.Scribe is a cross platform email client, address book, and calendar. It is small, fast, and easy to install. It has multi-language support, and currently includes English, French, Chinese Traditional,Italian, Portuguese, Brazilian Portuguese, Japanese, Vietnamese, Czech, Polish, Spanish, German, Russian, and Dutch translations. It is very expandable via a plugin interface, and uses its own HTML engine (and not IE when run on Windows). It supports POP3, [E]SMTP, MIME, IMAP4, and MAPI. An integrated contact database and calendar are included.
Tiki Wiki CMS Groupware is a full-featured, Web-based, multilingual, tightly integrated, all-in-one wiki, CMS, and groupware. Tiki can be used to create all kinds of Web applications, sites, portals, knowledge bases, intranets, and extranets. Tiki offers a very large number of features "out-of-the-box". It is highly configurable and modular. All features are optional and administered via a Web-based interface. Major features include a robust wiki engine, news articles, discussion forums, newsletters, blogs, file and image galleries, bug and issue trackers, a link directory, polls/surveys and quizzes, FAQs, a banner management system, calendar, maps, mobile access, RSS feeds, a category system, tags, an advanced themeing engine (Smarty), spreadsheet, live support, shoutbox, inter-user messaging, menu generator, advanced permission system for users and groups, internal search engine, external authentication support, and more. It was formerly named TikiWiki.
OpenPSA is a Web application designed specifically to meet the needs of Web agencies and consultants. It aims to be a one-stop solution for the management of typical agency business processes, such as project management and time tracking, invoicing and document management, and group calendars. It also includes CRM features such as sales force automation and direct marketing, and is extendable via the builtin component framework.
Java iCal Group Scheduler enables several users to get together for a meeting, by using JICAL to translate their iCalendar files into their available free/busy time and post it automatically to your Web server. This project enables Ximian Evolution desktop users to book meetings with each other (and Outlook users) via a Web server storing their 'Free/Busy' information as specified in RFC2445. It works with Evolution, Korganiser, Apple iCal, and MS Outlook (for meetings), and enhances your workgroup and personal calendar views. Shell scripts for converting to various image formats are also included.
The GTK Programmer's Calendar is intended for people who think about time in terms of files and projects, and for people for whom what happened is more important that what will happen (e.g., "what projects did I work on last Thursday?" or "My last three days of work needs to be thrown away; how do I get it out?").