Anki
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
Macmillian Dictionary and Thesaurus
Description: Macmillian Dictionary and Thesaurus is an online dictionary and thesaurus resource providing definitions, synonyms, antonyms, and word origins. It has over 350,000 words and phrases with audio pronunciation.
Type: software