Some ideas for your Synopsis (2023)

WebApps (JS Frameworks / Libraries):

Blazor (Server / WebAssembly - C#)
Svelte.JS
Next.JS
GraphQL
Angular (Advanced - stuff not covered by me in the course)
React/Redux (Advanced - stuff not covered by me in the course)
RxJS (Reactive extensions for JS - Reactive programming - Advanced)
NGRX
FireBase/FireStore (With autentification etc)
Vue.JS (Advanced)

FullStack - solutions:

• MEAN - stack (MongoDB, Express, Angular, Node)
• MERN - stack (MongoDB, Express, React, Node)
• FERN - stack (FireBase, Express, React, Node)
• FEAN - stack (FireBase, Express, Angular, Node)
• ... (andre full-stack solutions)

Jest (Testing tool for JavaScript, especially for applications build with React)
Ruby on Rails
PWA (Progressive Web Apps)
SignalR
WebSocket
Firebase (e.g. Cloud Storage, Cloud Functions, Cloud FireStore, Firebase Authentication ....)
Bootstrap 5 vs Foundation or Material


Mobile

• Electron
• React Native
  
  

WebSecurity

• Cross-Site Request Forgery Prevention(CSRF)
• Cross-Site Scripting (XSS) Prevention
• Injection.
• Broken Authentication.
• Sensitive Data Exposure.
• XML External Entities (XXE) Broken Access Control. 
• Security Misconfiguration. 
• Insecure Deserialization.
  
  

CMS (Content Management Systems)
WordPress, Drupal, Umbraco, Joomla ....