Photo credit: Ivan Stevanovic

1. Box Widget: Web service allows you share everything with everyone through a box embedded on your page
2. MyQuire: Online project management allows you to collaborate on project, documents and to share files with others
3. Spark IM: Cross-platform IM client allows businesses and organizations to collaborate online with text chat and VoIP
4. WiZiQ: Online collaboration tool allows teachers and students to create and set up online tutoring sessions

1. Box Widget
   
   
   
   Box Widget is a new tool by Box.net, company that provides free storage up to 1GB, that lets you share documents, photos, audio, video and more on any website or blog with a single line of code. You just need to sign up with a free registration, copy a simple code into your blog or website, and you are able to share every document with everyone just by dragging it into the box. Free
   
   http://www.box.net/get





2. MyQuire
   
   MyQuire is an online project management tool with an integrated social network, that allows you to stay up-to-date with your friends and colleagues. It allows you to create a MyQuire project and invite friends and colleagues to collaborate on it, integrating an online calendar, Word-compatible text editor, Excel and Power-Point viewer, unlimited file storage and real-time chat. Free to use
   http://www.myquire.com/





3. Spark IM
   
   Spark is an Open Source, cross-platform IM client for businesses and organization. It supports group chat, VoIP, spell checking, group chat room bookmarks, and tabbed conversations. It work on Windows, Mac OSX and Linux, and it is completely free
   http://www.igniterealtime.org/...





4. WiZiQ
   
   WizIQ is an online collaboration tool for teachers and students, that allows users to create sessions for online tutoring or set up a place and time for real live tutoring, if they are local. Students can search for a teacher in their subject, and teachers can set their own availability, teaching preferences and rates for tutoring. Free
   http://wiziq.com/