advanced
These are the details that are useful, but not worth putting in the main reading path.
Eidos is an offline-first abstraction layer for web apps. Declare what your app needs offline — Eidos picks the cache strategy, registers the Service Worker, and persists your action queue to IndexedDB with idempotency keys and cross-tab replay locks, so a queued write runs exactly once.
Install: npm install @sweidos/eidos
npm install @sweidos/eidos
npm: @sweidos/eidos · GitHub: sweidos/eidos