Description: Kanzen is a free and open-source flashcard application for Windows, macOS, Linux, iOS and Android. It allows users to create digital flashcards to study various topics effectively with features like spaced repetition algorithms, note taking, statistics and exporting options.
Type: software
Pricing: Open Source
Description: TiddlyWiki is a free and open source personal wiki application that runs entirely in a web browser. It allows users to create richly formatted notebooks that contain notes, to-do lists, images, and links for organizing and sharing information.
Type: software
Pricing: Open Source