Lorenzi's Jisho

HanziGraph is a Chinese learning tool that maps relationships between hanzi characters, letting learners explore how characters connect and combine. Each character is shown alongside examples that illustrate its real use. It is designed for students of Chinese who want to build vocabulary through character connections rather than rote lists.

Mission Morse teaches Morse code using a gamified approach, transforming learning into a secret agent mission. Users can master the full alphabet, Q codes, and CW radio through progressive lessons, quizzes, and narrative missions. It supports both French and English learners, offering a structured and engaging educational experience.

星読みは、出生図と現在の天体配置を学習しながら静かに読み解くための占星術ウェブアプリです。ユーザーは、直感的なインターフェースを通じて天体の動きやその意味を深く理解できます。占星術を学びたい初心者から、より深い洞察を求める経験者まで、幅広いユーザーに対応しています。

The world's most popular language-learning app. Daily lessons in 40+ languages with gamified exercises. Installable as a PWA with full offline lesson access. Lessons download ahead of time, so a commute without signal still counts toward the streak.

Calculate in a notebook and share — from everyday math to engineering. Use variables, functions, and units and see results immediately. Add comments, copy calculations to apps like Word or Excel, or share them through an editable link. Calculate thermodynamic fluid properties with the integrated CoolProp library.

AIQ provides free, gamified AI literacy education for kids and teens aged 5–18. It adapts content across four age-tiered modes, focusing on learning AI and fostering human thinking. The platform is accessible to users in the Philippines.