IndexedDB Courses

Offline Web Applications
Google via Udacity

PWA - Aplicaciones Web Progresivas: De cero a experto
Udemy

Construindo Progressive Web App's (PWA's) com Angular
Udemy

Improving Performance with IndexedDB and Caching
LinkedIn Learning

JavaScript: Modern Browser APIs
LinkedIn Learning

IndexedDB Crash Course with JavaScript
Hussein Nasser via YouTube

Support Offline Mobile Web Apps with HTML5 APIs
GOTO Conferences via YouTube

Web Components as Micro Apps
NDC Conferences via YouTube

Surviving the Offline Apocalypse
JSConf via YouTube

Let's Build an Offline-First Vue App
Laracasts