A world class education for free.
Become an expert in weeks
, not months.
No installation required
. All code runs right here, even in videos.
Learn on-the-go
with mobile apps.
CommonLounge
Categories
About
Get Started
Popular Paths
Featured
Learn to Code with Python 3
(4.6)
18641
students
Path with
3
Courses:
13 interactive
Videos
90
Exercises
19
Tutorials
1
Project
Featured
Data Science Career Path
(4.5)
18702
students
Path with
13
Courses:
32 interactive
Videos
324
Exercises
65
Tutorials
12
Projects
Featured
Web Development with Django Path
(4.3)
9058
students
Path with
3
Courses:
30 interactive
Videos
252
Exercises
52
Tutorials
11
Projects
User Experience & User Interface Design Path
(4.6)
5829
students
Path with
3
Courses:
54
Tutorials
12
Projects
What do you want to learn?
What do you want to learn?
Coding Basics
Data & Analytics
Web Development
Mobile App Development
Machine Learning
Web Design (UX/UI)
Coding Interview Preparation
Other Topics
Popular Courses
Learn Data Structures and Algorithms
(4.4)
5949
students
50
Exercises
14
Tutorials
7
Projects
Featured
Learn Machine Learning
(4.6)
7456
students
6 interactive
Videos
84
Exercises
17
Tutorials
4
Projects
Learn C++
(4.7)
3234
students
76
Exercises
12
Tutorials
4
Projects
Learn Django: From Beginner to Expert
(4.7)
459
students
61
Exercises
19
Tutorials
7
Projects
Learn Swift and iOS
(4.5)
707
students
41
Exercises
11
Tutorials
2
Projects
The Hands-On Guide to Hadoop and Big Data
(4.3)
1614
students
18
Tutorials
Learn Product Management
(4.5)
900
students
34
Tutorials
8
Projects
Featured
Learn HTML & CSS
21 interactive
Videos
139
Exercises
24
Tutorials
4
Projects
Explore The Catalog
Computer Programming
+
Data Structures and Algorithms
+
Web Development
+
Machine Learning & Artificial Intelligence
+
Data Science & Big Data
+
Mobile App Development
+
UX & UI Design
+
Startups and Product Management
+
Blockchain & Cryptocurrencies
+
Cryptography
+
Finance & Personal Development
+
Not sure where to start?
Design your own personalized learning path based on your goals and skill level using our Pathfinder tool.
Launch Pathfinder →