Coupons Free Topics

Search courses

Loading instructor profile…

CouponsVerified Coupons FreeFree Courses TopicsTopics

Search courses and topics

React

Advertise Submit Course

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
Developer API
Submit Coupon

Comidoc

About
Contact
Data License
Privacy
Service status
Terms

© 2017–2026 Comidoc

v6.6.242

Independent coupon discovery for Udemy learners

Udemy instructor

ProgLang MainSt.

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

Course index: 245 live offers
Students: 93.4K
Average rating: 4.54

First published: Jan 2021
Latest course

Instructor catalog

All ProgLang MainSt. courses

Asynchronous JavaScript Mastery: From Callbacks to Streams

ProgLang MainSt.

Asynchronous JavaScript Mastery: From Callbacks to Streams

Apr 2026

Total content

112 hours

Asynchronous JavaScript Mastery: From Callbacks to Streams

(4.07 with 14 reviews)

223

students

3.3 hours

content

Jul 2026

updated

$14.99

TypeScript Mastery: From Foundations to Advanced Types

ProgLang MainSt.

TypeScript Mastery: From Foundations to Advanced Types

TypeScript Mastery: From Foundations to Advanced Types

(5.00 with 5 reviews)

297

students

4.3 hours

content

Jul 2026

updated

$14.99

Java Concurrency Mastery: Threads, Pools, Virtual Threads

ProgLang MainSt.

Java Concurrency Mastery: Threads, Pools, Virtual Threads

Java Concurrency Mastery: Threads, Pools, Virtual Threads

(5.00 with 9 reviews)

325

students

3.4 hours

content

Jul 2026

updated

$14.99

F# Programming: Functional-First .NET from Zero to Pro

ProgLang MainSt.

F# Programming: Functional-First .NET from Zero to Pro

F# Programming: Functional-First .NET from Zero to Pro

(4.63 with 16 reviews)

318

students

4.6 hours

content

Jul 2026

updated

$14.99

Lua Programming: From First Print to Coroutines and FFI

ProgLang MainSt.

Lua Programming: From First Print to Coroutines and FFI

Lua Programming: From First Print to Coroutines and FFI

(4.61 with 97 reviews)

18.2K

students

3.5 hours

content

Jul 2026

updated

$17.99

Julia Programming: From First Principles to Production

ProgLang MainSt.

Julia Programming: From First Principles to Production

Julia Programming: From First Principles to Production

(4.45 with 101 reviews)

16.4K

students

4.5 hours

content

Jul 2026

updated

$14.99

Clojure From Scratch: Code and Concepts Woven Together

ProgLang MainSt.

Clojure From Scratch: Code and Concepts Woven Together

Clojure From Scratch: Code and Concepts Woven Together

(4.54 with 59 reviews)

13.0K

students

6.3 hours

content

Jul 2026

updated

$14.99

Modern C++: From First Program to Concurrency and Templates

ProgLang MainSt.

Modern C++: From First Program to Concurrency and Templates

Modern C++: From First Program to Concurrency and Templates

(4.56 with 27 reviews)

431

students

4.0 hours

content

Jul 2026

updated

$14.99

Python from First Principles to Pythonic Mastery

ProgLang MainSt.

Python from First Principles to Pythonic Mastery

Python from First Principles to Pythonic Mastery

(4.63 with 16 reviews)

327

students

3.7 hours

content

Jul 2026

updated

$14.99

Haskell from Zero to Real Code: Pure Functional Mastery

ProgLang MainSt.

Haskell from Zero to Real Code: Pure Functional Mastery

Haskell from Zero to Real Code: Pure Functional Mastery

(4.58 with 182 reviews)

11.2K

students

4.6 hours

content

Jul 2026

updated

$14.99

Elixir from Scratch: Functional, Concurrent, BEAM-Powered

ProgLang MainSt.

Elixir from Scratch: Functional, Concurrent, BEAM-Powered

Elixir from Scratch: Functional, Concurrent, BEAM-Powered

(4.63 with 88 reviews)

16.3K

students

4.5 hours

content

Jul 2026

updated

$14.99

Rust Programming: From Ownership to Fearless Concurrency

ProgLang MainSt.

Rust Programming: From Ownership to Fearless Concurrency

Rust Programming: From Ownership to Fearless Concurrency

(4.26 with 137 reviews)

14.1K

students

4.1 hours

content

Jul 2026

updated

$14.99