word-atlas

The app is a static, local-first vocabulary trainer: progress and settings are stored in browser local storage, while a service worker enables cached use. Word knowledge is represented as a topic-and-difficulty galaxy whose star state reflects each learner's memory state.

src/store/store.ts; src/main.tsx; src/galaxy/layout.ts; src/galaxy/Galaxy.tsx

• Learning session

  Runs introductions, recall quizzes, feedback, and end-of-session summaries.

  src/pages/Learn.tsx

• Progress store

  Persists settings, card progress, daily statistics, and importable backups.

  src/store/store.ts

• Galaxy renderer

  Renders and interacts with WebGL2 vocabulary stars, with a canvas fallback.

  src/galaxy/engine.ts

• Galaxy layout

  Places words by topic and CEFR difficulty in deterministic spiral arms.

  src/galaxy/layout.ts