Trending @Infosys; Any suggestions/Advice on learning platforms like coursera, Intellipaat, etc & their tie ups with IIT's, IIM's for PG/PhD programs, etc

Any suggestions/advise on learning platforms like coursera, Intellipaat, etc & their tie ups with IIT's, IIM's for PG/PhD programs, etc or self paced learning courses to accelerate our career via YouTube videos/Udemy is good?