As an online extension of Microsoft Office, Live Workspace beta is a place to save, access, and share documents and files. Use it to group related information for work, school, or personal projects. No downloads are required – just sign up and go. Save 1,000+ Microsoft Office documents and files in one place. Access and preview them from almost any computer, whether or not it has Office installed. Share a single document or entire workspace in a few simple steps. All you need is a person’s e-mail address. Live Workspace works with the programs you already know – like Word, Excel, PowerPoint and Outlook. Open and save files directly from Microsoft Office XP, 2003, or 2007. Synchronize Contact, Tasks, and Event lists with Outlook 2003 and 2007. Export any workspace list to Excel.

Cost = Free

Create documents, spreadsheets and presentations online. You can easily do all the basics, including making bulleted lists, sorting by columns, adding tables, images, comments, formulas, changing fonts and more. Upload your existing files. Google Docs accepts most popular file formats, including DOC, XLS, ODT, ODS, RTF, CSV, PPT, etc. Google Docs has a familiar desktop feel makes editing a breeze. Just click the toolbar buttons to bold, underline, indent, change font or number format, change cell background color etc.

Share and collaborate in real time. Choose who can access your documents. Anyone you've invited to either edit or view your document, spreadsheet or presentation can access it as soon as they sign in. Multiple people can view and make changes at the same time. There's an on-screen chat window for spreadsheets, and document revisions show you exactly who changed what, and when. Anyone joined in a presentation can automatically follow along with the presenter.

Safely store and organize your work. Edit and access from anywhere. Online storage and auto-save mean you don't need to worry about hard drive failures or power outages. You can save your documents and spreadsheets to your own computer in DOC, XLS, CSV, ODS, ODT, PDF, RTF and HTML formats. Easily find your documents by organizing them into folders. Drag and drop your documents into as many folders as you want.

You can publish your documents online with one click, as normal-looking web pages, without having to learn anything new. Publish to the entire world, just a few selected people. Once you've created a document, you can post it to your blog.

Cost = Free

4shared offers online storage where Internet users store their text, audio, video, photo, and other files and share them, if they wish, with other people. It is easy, handy, and free! Depending on the chosen plan at least 5 GB of the virtual space for file sharing and storage is available for free

You can use 4shared service as storage only just to be able to access to your files from any PC connected to the Internet. Or your files can be shared with anyone, including non registered users. As soon as you upload your files on 4shared, you will be able to share them using an access link. You can email the link, place it on your web page, or publish it wherever you want in the Internet.

Cost = Free

OfficeClip Web Document Sharing is a document management system that enables the multi-format exchange of information with minimum effort. Advanced features of the software empowers employees to store all data and distribute contents in a controlled manner based on strictly controlled and monitored data access mechanisms. Privacy of other applications can be maintained as selected access can be given to each individual document.

OfficeClip Web Document Sharing enables uploaded documents to be accessed by individuals depending on the pre-defined access of that individual. Documents can be segregated into separate folders and each folder can in turn be given access attributes, allowing a myriad of possibilities for document sharing and access control. OfficeClip Web Document Sharing ensures the synchronized execution of events, eliminating the possibility of confusion or omission caused by data duplication or redundancy.

Cost = Premium Edition includes the Professional Edition of OfficeClip Timesheet and Expense Report, Web Contact Manager, Web Bug & Issue Tracker, Web Group Calendar and Document Management ($99 per user, minimum 2 users). Professional Edition is an affordable option for small- and medium-sized organizations. It includes all of the advanced features of OfficeClip Web Contact Manager ($49 per user, minimum 2 users). Express Edition provides a scaled down version with all necessary features.. It comes with an unlimited user license and has no time limitations (Free).

WebOffice brings together powerful, professional web-based business applications specifically designed to make collaboration easy and cost-effective. Everything you need to manage your business on the web is together in an integrated, centralized place. Wherever you need to work WebOffice keeps you connected. Organize and manage schedules, share documents, access databases, host web meetings and more - all right from your desktop. Even remote workers will stay connected - just like they’re in the same office. Everyone will have the latest sales presentations, product brochures, inventory data, and more. You can coordinate calendars and tasks, send and receive email, and stay up-to-date from wherever you need to work. Everything is safe and secure, protected by secured permissions, industry-leading virus-scanning and daily backups.

Working together is even more productive with fully-integrated WebEx Meetings. Present your latest proposal, demonstrate new products, conduct trainings – even share your computer’s desktop with your client – live and in real-time - all without leaving your office.

WebEx Mail is the group email that emulates the speed and functionality of a desktop application - on the web. It’s integrated with your WebOffice and has a full range of powerful features. There’s POP/IMAP support, powerful Live Search, premium anti-virus & spam protection, ample storage space and more. You even get your own domain name.

Cost = Starting price for 5 members is $59.95/mo