Description: Anki is a free, open-source flashcard program that uses spaced repetition to help users memorize information more efficiently. It allows users to create digital flashcards with text, images, audio, videos, and LaTeX support. Anki's algorithm schedules flashcards to show up at increasing intervals based on the user's performance to reinforce long-term memory.
Type: software
Pricing: Open Source
Description: Wiki Answers is a community-powered question-and-answer website where questions are asked, answered, edited and organized by its community of users. The site allows anyone to ask or answer questions on any topic.
Type: software