Emily Chang's SuprGlu / collaborating

This open source browser plugin is for collaboratively annotating, editing and shifting web pages. URL: ShiftSpace.

An idea management and collaboration tool that allows you and your group to submit, collaborate and vote on ideas, comment on ideas, view ideas by popularity, invite users to join the discussion. URL: Kindling.

An invoice and time tracking service geared towards freelancers and small-business owners who need to easily create and manage invoices. URL: Invotrak.

A hosted ticketing system that'll help any office or company never lose an email again. The system stores all your emails in one place, where you can share with colleagues, or work teams. Allows users to assign priorities, tag and organize emails into groups. It's an easy system to implement without knowing a lot about computers. TagTicket is $40 a month for up to ten administrators or $80 a month for up to 25. URL: TagTicket.

An easy to use CRM and group calendar. It's not only a way to keep your contacts and communications with them centralized, but also a bridge to get everyone connected by sharing your schedules. Offers free basic accounts. For business, the service helps you to store and share the useful information collected from interactions with customers, clients, leads, etc. and improve the quality of customer service. URL: Bizroof.

An online multi-user, real-time collaboration flowchart software. Doesn't require any software download and works with your favorite browser such as FireFox, IE, Opera, Safari, Konquerer, etc. URL: Flowchart.

Project management software for managing tasks, milestones, and teams. URL: Jumptree.

Easy web based collaboration with your team, clients, partners, suppliers and everyone else. URL: Exvo.

An online, collaborative, flash-based mind mapping system from Mead, maker of school supplies. Mead Map allows students and other users to instantly organize their notes and group projects from any computer with an internet connection –and no downloads required. As a courtesy to eHub followers, Mead is offering up to 250 readers an opportunity to preview the site with six months of free, full access. Just click on the “"Try Mead Map free"” icon and enter the promo code EHUB1. URL: MeadMap.

Rather than using several web 2.0 services to manage your business, WORKetc wrapped all the core small business systems into the single customized intranet. Includes integrated RSS feeds linked directly to projects, billing, customer support, help desk software, calendars, business-wide search, lead management, sales pipeline and document storage. URL: WORKetc.

An enterprise collaboration software built from the ground up for teams, companies, and communities looking for an easy and productive way to work with each other without time or location limitations. Free 30 day trail and a live demo. URL: Clearspace.

A neat online tool that makes scheduling appointments and meetings quick and simple. With its patent-pending technology Jiffle allows you to selectively share your Outlook calendar with your contacts and eliminate the time-consuming back-and-forth process required to set up meetings with your colleagues and clients. URL: Jiffle.

Simple time tracking for projects with advanced visual reporting tools and mobile access. URL: Tempo.

A web-based tool for small businesses to manage clients through web-based collaboration, project tracking, files and invoicing. URL: Homecourt.

A creative writing community dedicated to writing various forms of collaborative, interactive fiction. One author writes a story, and others post branches or chapters to it in different directions. The result is an organic, evolving story where everyone can participate. URL: Protagonize.

A web-based FTP client designed to manage your website on the go. Upload and download, zip and extract, view source code, and edit with built in syntax highlighting. FTPBIN.com is a fast, robust web-based client that is as intuitive and flexible as many desktop clients. Also available is a script for installing open source content management systems, ecommerce solutions, forums, and more. This script requires php. URL: FTPBIN.com.

if a project's actions items are balls, then your court is where they go. Homecourt tackles three challenging questions common to working with clients: Who is responsible for what? Who said what and when? And where are the files, invoices, etc for this project? Homecourt offers tiered pricing, including a tiered pricing structure based on the number of projects that can be managed. Also offered is a free single project "Tester" account with limited storage. URL: Homecourt.

An online project collaboration solution that supports group management and creation of documents, discussions, schedules, cases, tasks and team information. Available online or hosted at your company, Joint Contact supports companies in their efforts to maintain high trust relationships. URL: Joint Contact.

A time management tool to help you schedule conference calls, webinars or any type of event. The service is specifically designed for those hard-to-schedule meetings with multiple time zones, many invitees and different calendar systems URL: Scheduleonce.

iMantri is an online peer-to-peer community for seeking and offering mentoring and coaching. Tap into the wisdom of your peers and share your gifts with others. URL: iMantri.