When comparing Codelearn vs Platzi, the Slant community recommends Platzi for most people. In the question“What are the best websites to learn to code?” Platzi is ranked 25th while Codelearn is ranked 50th. The most important reason people chose Platzi is:
Platzi designs their courses in a way that will teach you tangible skills and encourages you to apply them right from the start.
Specs
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Pros
Pro Runs in the browser
Since setting up the development environment can be difficult for a beginner, Codelearn provides a complete Rails environment on the browser ("Codelearn Playground").
Pro Focuses on skill development
Platzi designs their courses in a way that will teach you tangible skills and encourages you to apply them right from the start.
Pro High course adherence
By focusing on teaching tangible skills, Platzi has a 70% adherence rate to their courses compared to the 20% of other online courses.
Pro Live streaming classes
Pro Courses taught by industry leaders
Platzi has a few courses available taught by well known industry leaders such as Y Combinator President Sam Altman.
Cons
Con Requires some knowledge of linux
The Playground emulates a linux environment, so it's best to have some experience with linux or you may find yourself lost.
Con Many courses are only offered in Spanish
Platzi originally launched as Mejorando.la, an educational resource offering all courses in Spanish. They have since rebranded and now offer courses in both English and Spanish, however their English courses are currently still limited.