Recipester.org: Wiki answers for all things about software: how to, tutorial, troubleshooting, Q&A
Recipester is a community designed to do more than merely help you share infomation and opinions about your favorite software. It provides wiki Q&A, wiki tutorial and refinement search tools that help you get the right answer quickly and easily.
Dipity.com: Dipity - Find, Create, and Embed Interactive Timelines
Create an interactive, visually engaging timeline in minutes. Use dynamic visualization tools to display photos, videos, news and blogs in chronological order. Browse through visually stunning timelines created by popular newspapers, politicians, celebrities, teachers and the Dipity community.