Anki is a program which makes remembering things easy. Because it is a lot more efficient than traditional study methods, you can either greatly decrease your time spent studying, or greatly increase the amount you learn.
Polar is a powerful desktop app for managing all your web content, books, and notes. Polar keeps all your content in one place, supports tagging, annotation, highlighting and keeps track of your reading progress.
Mochi is a cross-platform desktop tool that lets you take notes and make flashcards using markdown, then study them using spaced repetition.
Mnemosyne (named for the Greek goddess of memory, Mnemosyne) is spaced repetition software developed from 2003 until the present. The software is similar to SuperMemo, commercial software developed by Piotr Wozniak.
Flashcard Hero is a study app that lets you make your own flash cards and take the pressure out of test preparation. It keeps track of what facts you already know so you can focus on what you don’t know, saving a lot of time.
On the web, there are tree-structure note-taking tools, and some people love them because these tools are really good at organizing information. There are also SR (Spaced Repetition) tools, and some people love them because these tools help them remember information with minimal...