Learn Anything is described as 'The platform for knowledge discovery that helps you understand any topic through the most efficient paths, as voted by the community. Each topic has a mind map with nodes to other subtopics, external links and resources' and is a Code Learning service in the education & reference category. There are 2 alternatives to Learn Anything, not only websites but also apps for. The best Learn Anything alternative is roadmap.sh, which is both free and Open Source.
roadmap.sh is a community effort to create roadmaps, guides and other educational content to help guide the developers in picking up the path and guide their learnings.
roadmap.sh is the most popular Web-based alternative to Learn Anything.
roadmap.sh is the most popular Open Source & free alternative to Learn Anything.
Hyperskill is an educational platform for future professionals with the opportunity to learn theory and practice by programming your own working applications.
Czechia
EU
The roadmaps for programming on roadmap.sh have more advance topics