You can find apps for just about anything now, and LinkedIn is no exception.  LinkedIn applications are designed to enrich your profile, and can help you convey additional information about yourself or services.  Here are some that you might find useful:

SlideShare

Share presentations and documents within the LinkedIn network. This app allows users to upload content such as portfolios, resumes, conference talks, PDFs, marketing and sales presentations. The app supports many different formats and allows YouTube videos and audio to be embedded into presentations. It is available and can sync with both LinkedIn and Facebook social networks.

Creative Portfolio Display

This is a great app for resume building. It allows users to showcase creative work by uploading their portfolio to the Behance Network, which is a free online platform for creative professionals. Then, users can create an unlimited number of multimedia projects and select which ones are displayed on their profile.

Google Presentation

The Google Presentation app allows users to showcase presentations directly on LinkedIn profiles. Users can either upload a PowerPoint file or use Google’s free online application to create a presentation. The app presents a great avenue for visually displaying professional accomplishments.

Reading List by Amazon

Find out what your peers have been reading. This app allows LinkedIn users to share their favorite books with each other. Once the app is installed, users can add books that they are currently reading, planning to read and have already read.

Huddle Workspaces

Huddle Worspaces enables different workspaces to be created for different groups of connections. By separating connections, LinkedIn users can choose to share specific content with specific people. This app is great for teams that are working together to exchange documents and ideas.