Now you can create a world-class development environment for just $60. Issue tracking, continuous integration, code search and analysis, agile project management, content collaboration for planning, specification and documentation and integrated identity management. Boo-ya!

Collaboration is central to learning on the social Web. This guest post from Karen Schweitzer highlights some great free tools for connecting and sharing with others.

Here’s Padmasree’s 5 predictions for the future of collaboration, fleshed out by her in more detail here:

Imagine that tomorrow you were named CEO of the organization you worked for immediately prior to coming to HBS (please name this organization in your response). What Enterprise 2.0 and/or Web 2.0 technologies, if any, would you introduce? Why?

They say a picture is worth a thousand words and I think this one sums up the power of wiki collaboration better than any 1,000 word essay ever could

A revolutionary new way to share, organize, and find information. Use Twine to better leverage and contribute to the collective intelligence of your friends, colleagues, groups and teams. Twine ties it all together....

Wikipatterns.com is a toolbox of patterns & anti-patterns, and a guide to the stages of wiki adoption.

Fuser is the coolest way to unify your mail from multiple accounts. View your mail and social networking messages in one convenient location. It's easy and secure.

In 2006, Janssen-Cilag completely replaced our simple, static HTML intranet with a Wiki solution. ... it has dramatically transformed our internal communication and continues to increase in both visits and content contributions each month.

The success of online participatory media—video-sharing sites and corporate wikis alike—depends on the quality contributions of a small core of enthusiasts.

By and large, executives are satisfied with their previous investments in Internet technology, and most are investing in trends that promote automation and networking online.

The smarter, quicker, and more collaborative way to discover and organize news and data about your competitors.

Doodle helps scheduling meetings – it's simple, quick, and free.

Qipit is a free service that allows camera-enabled cell phones to send PDF copies of digital images to anyone over email.

We make writing online work for groups.

Tick is a simple and friendly time-tracking application focused on helping you hit your budgets. In the service industry your hours are your inventory. Lose track of them—they spoil. Hit your budgets—move more inventory. Tick gives you the information

Relenta is designed so that once you log into the system, it takes no more than one click to perform any of your routine daily tasks (such as read/write/search for emails, schedule calendar events, assign tasks to co-workers, create/edit to-do lists, etc). This is possible because Relenta isn't an email client with CRM icing on the cake, or a task manager that's integrated with email. It simply IS all of the above.