The essentials
13 LIVE · 13 GUIDESHTML & CSS
Where every website begins: structure and style, from first tag to responsive layouts.
10 SECTIONS · 82 RESOURCES → JSJavaScript
The language of the web. Runs in every browser, powers most of the internet.
11 SECTIONS · 263 RESOURCES → TSTypeScript
JavaScript with types: how serious web applications are written now.
10 SECTIONS · 59 RESOURCES → PYPython
The most popular language in the world: data, AI, automation, the web.
12 SECTIONS · 386 RESOURCES → SQLSQL
The language of data. Every serious application has a database behind it.
10 SECTIONS · 65 RESOURCES → JVJava
The enterprise backbone: banks, Android, and a billion devices.
10 SECTIONS · 63 RESOURCES → C#C#
.NET, Unity game development, and enterprise software.
10 SECTIONS · 68 RESOURCES → CC
The foundation. Learn how computers actually work.
10 SECTIONS · 65 RESOURCES → C++C++
Games, engines, and high-performance systems.
10 SECTIONS · 66 RESOURCES → GOGo
Cloud infrastructure’s language: simple, fast, built for servers.
10 SECTIONS · 62 RESOURCES → RSRust
The most admired language ten years running. Speed without crashes.
10 SECTIONS · 71 RESOURCES → PHPPHP
Still runs most of the web, from WordPress to Laravel.
10 SECTIONS · 77 RESOURCES → RBRuby
Optimized for programmer happiness. Rails remains a career on-ramp.
10 SECTIONS · 76 RESOURCES →Mobile
3 LIVE · 3 GUIDESData & science
2 LIVE · 2 GUIDESSpecialized & rising
9 LIVE · 9 GUIDESBash & Shell
The command line: the skill everyone needs and nobody is taught.
10 SECTIONS · 56 RESOURCES → SCScala
Data engineering at scale: the language behind Spark.
10 SECTIONS · 57 RESOURCES → EXElixir
Modern functional programming for systems that never go down.
10 SECTIONS · 50 RESOURCES → λHaskell
Pure functional programming: the language that changes how you think.
10 SECTIONS · 53 RESOURCES → LULua
The game scripting language, from Roblox to World of Warcraft.
10 SECTIONS · 50 RESOURCES → GDGDScript
Godot’s language: the free engine indie games are built in.
10 SECTIONS · 63 RESOURCES → ZGZig
The rising systems language: C’s power, modern design.
10 SECTIONS · 38 RESOURCES → SOLSolidity
Smart contracts on Ethereum and beyond.
10 SECTIONS · 71 RESOURCES → MJMojo
The AI-era Python superset, built for machine-learning speed.
9 SECTIONS · 31 RESOURCES →