1. Inkscape:Inkscape is an open source vector graphics editor. Inkscape is a good alternative to commercial vector graphics tools like Corel Draw, Adobe Illustrator, Freehand or Xara X. Inkscape uses Scalable Vector Graphics (SVG), an open XML-based W3C standard, as the native format. It can be used to create web2.0 buttons, banners, logos, icons etc.
2. Juice:Juice is a free open source cross-platform podcast receiver application. It is used to download podcast media files, such as oggs and mp3s. Using juice you can schedule the podcast and juice will let you know when a new podcast is available. The downloaded files media files can be automatically copied to a digital audio player.
3. OpenOffice.org:OpenOffice.org is the open source office suite similar to Microsoft office available to different platforms. OpenOffice.org is a collection of applications with the features similar to Microsoft Office. The Components include Writer, Calc, Base, Impress, Draw, Math, Quickstarter etc.
4. PDFCreator:PDFCreator is a free program for creating PDF documents from windows programs. Once installed, it allows the user to select PDFCreator as their printer, allowing almost any application to print to PDF.
5. Pidgin:Pidgin, formerly known as Gaim is a multi-platform instant messaging client that supports many commonly used IM protocols. Pidgin is a free software and supports IM’s including Yahoo, Google Talk, Jabber, MSN, AOL, ICQ etc.
6. Programmers Notepad:Programmer’s Notepad is the free, open source, text editor for programmers.some of the features of Programmers Notepad: Code Folding/Outlining, Docking tool windows, Excellent external tool support with user-configurable output matching, Export to HTML (using CSS) and RTF, Word Wrapping
7. Scribus:Scribus is an open source desktop publishing (DTP) application. It has some nice page layout features and can be used as an alternative to Adobe PageMaker, QuarkXPress and Adobe InDesign. “It can also create animated and interactive PDF presentations and forms. Example uses include writing small newspapers, brochures, newsletters, posters and books.”
8. Sunbird:Sunbird is open source desktop calender application from Mozilla foundation. Sunbird is a cross platform, open standards application built on Mozill Toolkit.
9. Thunderbird:Thunderbird is the open source desktop email application from Mozilla foundation. Thunderbird has the best features in the industry. “Thunderbird 2 features many new enhancements to help you better manage your unruly inbox, and stay informed. Thunderbird 2 scales to the most sophisticated organizational needs while making it easy to find what you need.”
0. VLC Media Player:VLC Media Player is a open source media player from VideoLan project team. It is the best media player available in the net, it plays almost any file format available. It also supports streaming protocols. It is a good alternative to different media players.