The road from your first HTML tag to working developer
Guided programmes, a reference library and real projects — free, forever.
Free, forever, funded by sponsors.
No paywalls, no trials, no locked lessons. If TRTD helps you, sponsoring keeps it free for the next person.
Try it — right here
Every lesson runs code like this, in your browser, nothing to install. Change something and press Run.
More than a course
Reference pages, projects, quizzes and challenges — all public, all free-standing.
How it works
Course:Pick a path
A programme takes you from zero to capable, one short lesson at a time.
Lesson:Learn by doing
Every lesson mixes explanation with code you run, break and fix yourself.
Project:Prove it
Quizzes check understanding; projects become the portfolio you apply with.