Skip to main content

Coupons Free Topics

Search courses

Loading instructor profile…

CouponsVerified Coupons FreeFree Courses TopicsTopics

Search courses and topics

React

Advertise Submit Course

Udemy instructor

Lukasz Kallas

Teaches: Development · Business · IT & Software
Languages: English

Course index: 350 live offers
Students: 62.3K
Average rating: 4.63

First published: Dec 2024
Latest course: Sep 2026
Total content: 88 hours

About

Udemy coupons monitored continuously

Verified offers, course alerts, precise filters, and browser detection built for learners who want coupons that still work.

Browser tools

Find coupons directly on Udemy

The extension surfaces an available Comidoc coupon while you browse a Udemy course page.

Useful links

Discover

Blog
Daily Freebies
Most Wanted Coupons
Coupon Statistics
Top Contributors
Udemy Sale Calendar

Services

Pricing
Advertise Here
Guest Post
Developer API
Submit Coupon

Comidoc

About
Contact
Data License
Privacy
Service status
Terms

© 2017–2026 Comidoc

v6.8.89

Independent coupon discovery for Udemy learners

Instructor catalog

All Lukasz Kallas courses

Hands-On Introduction to Programming with JavaScript

Hands-On Introduction to Programming with JavaScript

Hands-On Introduction to Programming with JavaScript

(4.50 with 6 reviews)

1.0K

students

1.6 hours

content

Aug 2025

updated

FREE

Hands-On Introduction to Web Serving with NGINX

Hands-On Introduction to Web Serving with NGINX

Hands-On Introduction to Web Serving with NGINX

(4.61 with 18 reviews)

3.1K

Hands-On Introduction to Web Development with Next.js

Hands-On Introduction to Web Development with Next.js

Hands-On Introduction to Web Development with Next.js

(4.57 with 7 reviews)

444

students

Hands-On Modern Development of Image Upload with Next.js&AWS

Hands-On Modern Development of Image Upload with Next.js&AWS

Hands-On Modern Development of Image Upload with Next.js&AWS

(5.00 with 3 reviews)

Hands-On Introduction to NoSQL with MongoDB

Hands-On Introduction to NoSQL with MongoDB

Hands-On Introduction to NoSQL with MongoDB

(4.54 with 24 reviews)

4.1K

Hands-On Introduction to Frontend Development with React

Hands-On Introduction to Frontend Development with React

Hands-On Introduction to Frontend Development with React

(4.67 with 20 reviews)

Hands-On Introduction to Programming with Python

Hands-On Introduction to Programming with Python

Hands-On Introduction to Programming with Python

(4.61 with 55 reviews)

Hands-On Modern Development of Todo App with Next.js&NestJS

Hands-On Modern Development of Todo App with Next.js&NestJS

Hands-On Modern Development of Todo App with Next.js&NestJS

(4.70 with 5 reviews)

717

Hands-On Introduction to Typed Programming with TypeScript

Hands-On Introduction to Typed Programming with TypeScript

Hands-On Introduction to Typed Programming with TypeScript

(4.53 with 87 reviews)

3.5K

Hands-On Introduction to Backend Development with NestJS

Hands-On Introduction to Backend Development with NestJS

Hands-On Introduction to Backend Development with NestJS

(4.70 with 10 reviews)

892

students

Hands-On Introduction to Backend HTTP API with Express.js

Hands-On Introduction to Backend HTTP API with Express.js

Hands-On Introduction to Backend HTTP API with Express.js

(4.50 with 4 reviews)

1.2K

students

students

1.7 hours

content

May 2026

updated

$14.99

2.0 hours

content

Aug 2025

updated

FREE

411

students

2.0 hours

content

Sep 2025

updated

FREE

students

1.9 hours

content

May 2026

updated

$14.99

1.2K

students

2.0 hours

content

Aug 2025

updated

FREE

4.0K

students

2.0 hours

content

Aug 2026

updated

$14.99

students

2.0 hours

content

Aug 2025

updated

FREE

students

2.0 hours

content

Aug 2026

updated

$14.99

2.0 hours

content

Aug 2025

updated

FREE

2.0 hours

content

Aug 2025

updated

FREE