Coddy

Coddy features an embedded compiler supporting Python, Java, C++ and JavaScript, letting learners code directly in the browser while receiving instant AI feedback and auto-formatting. Daily algorithm challenges adapt to skill level, and streak badges keep motivation high. Educators can create private classrooms, track progress and export grades. Free tier includes 50 problems per month; Pro unlocks unlimited practice and interview pathways, making it a pocket coding bootcamp for beginners and job seekers alike.