
Description: RemNote is a free, open-source spaced repetition and note-taking app. It uses an interconnected web of notes to promote understanding and long-term memory retention. Key features include note linking, spaced repetition flashcards, knowledge graphs to visualize connections, and excellent mobile apps.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Kanji Koohii is a free web-based SRS (spaced repetition system) flashcard program for learning kanji. It allows users to create digital flashcards with kanji characters, readings, meanings, and example sentences.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API