1.freeCodeCamp
LearningNewFree
Best for: A free path with certificates
A full curriculum across web development, data and more, with certificates you earn by building projects.
Installable
The best free websites to learn to code
By the Linkstore editors · Updated · 16 apps
You can go from nothing to a working website without paying for a course. The catch is picking a path and sticking with it, so this guide is in the order most people need things: a curriculum, then practice, then help with the tricky parts.
Everything here runs in a browser, and most of it is free.
The picks at a glance
- 1
freeCodeCampA free path with certificates
- 2
The Odin ProjectLearning web development properly
- 3
CodecademyWriting code from the first lesson - 4
Khan AcademyMath and computing basics
- 5
ScratchKids and complete beginners
- 6
ExercismExercises with human mentors - 7
CodewarsShort daily challenges
- 8
Frontend MentorBuilding real-looking interfaces
- 9
CSS BattleGetting good at CSS
- 10
Flexbox FroggyLearning flexbox in an afternoon
- 11
Learn Git BranchingFinally understanding git
- 12
Python TutorDebugging your first programs
- 13
VisuAlgoAlgorithms and data structures - 14
roadmap.shKnowing what to learn next
- 15
NeetCodeA focused list of problems
- 16
LeetCodeVolume and contests
Start here: full curriculums
2.The Odin Project
LearningNewFree
Best for: Learning web development properly
A free path from the basics through JavaScript, with real projects and a community around them.
Installable
3.Codecademy
LearningNewFreemium
Best for: Writing code from the first lesson
Lessons where you write real code in the browser, with paths for web development and data science.
4.Khan Academy
LearningNewFree
Best for: Math and computing basics
Free videos and exercises from a nonprofit, from early math to college-level courses.
5.Scratch
LearningNewFree
Best for: Kids and complete beginners
Snap blocks together to build games and animations, no typing needed. Made at MIT.
Practice
6.Exercism
LearningNewFree
Best for: Exercises with human mentors
Tracks for dozens of languages, with optional feedback from a mentor. Free.
Installable
7.Codewars
LearningNewFreemium
Best for: Short daily challenges
Solve a kata, then read how other people solved it. Ranks go from easy to painful.
8.Frontend Mentor
LearningNewFreemium
Best for: Building real-looking interfaces
You get a design and build it. Free challenges cover the basics.
Installable
9.CSS Battle
LearningNewFree
Best for: Getting good at CSS
Recreate a target image using only CSS. The closer the match, the higher the score.
10.Flexbox Froggy
LearningNewFree
Best for: Learning flexbox in an afternoon
Each level asks for one flexbox property, and the frogs move when you get it right.
See how it works
11.Learn Git Branching
LearningNewFree
Best for: Finally understanding git
Visual puzzles with branches, merges and rebases that show what each command does.
12.Python Tutor
LearningNewFree
Best for: Debugging your first programs
Paste a short program and watch variables and objects change line by line.
13.VisuAlgo
LearningNewFree
Best for: Algorithms and data structures
Animated sorting, graphs and trees you can step through one operation at a time.
14.roadmap.sh
LearningNewFree
Best for: Knowing what to learn next
Interactive maps of what to learn for frontend, backend, DevOps and other roles.
Installable
Interview prep
15.NeetCode
LearningNewFreemium
Best for: A focused list of problems
The interview problems people actually get asked, with a free roadmap and video explanations.
16.LeetCode
LearningNewFreemium
Best for: Volume and contests
Thousands of problems, weekly contests and company-tagged lists.
How we picked
We picked from the learning apps on Linkstore, each checked by a person, and favored free ones. Paid plans are noted where they exist. Prices and ratings come from the listings. Nobody paid to be in this guide, and sponsored apps get no special place in it.
Compare the top picks
Price, ratings and features side by side.
