For cybersecurity, refer here Career & Learning Resources - CyberSecurity. This is for everything but Cybersecurity.
Learn to code platform with challenges.
Learn to Code - for Free | Codecademy
A better place to learn how to code by building stuff. I learnt ruby via this. Very good platform.
The Best Websites for Free Online Courses, Certificates, Degrees, and Educational Resources
List of websites where you can learn online for free. Some are paid. Huge list of websites!
Similar to hackerrank.
edX | Free Online Courses by Harvard, MIT, & more
Learn courses online from here. Pretty good place to learn stuff but most are not for free. Pick what you want only.
Coursera | Build Skills with Online Courses from Top Institutions
Similar to edx. Take your pick.
Learn a language. Meet the world. | Memrise
Cool website to learn any new language.
FutureLearn: Online Courses and Degrees from Top Universities
Yet another e-learning platform. Good from what I've seen.
Online bookmarks/lookup table for freely available online video courses for computer science students only.
Another learn to code for free platform. Pretty good one too.
Professional competitive coding platform. Probably not for me.
(2021) Massive List of Thousands of Free Certificates and Badges - Class Central
Canadian outreach program. Can apply for it and if selected, can go to Canada and research under a professor. I did apply, but did not get selected.
Get Internship - Switch Idea Blog
A blog with some good tips on interviews, resume and just about everything that has something to do with jobs.
IT Careers, Certifications, Training, Jobs & Blog | ITCareerFinder
Research current, reliable, and clearly organized information about the hottest IT certifications from industry leaders
TCS related stuff. Weird website but it's fine I guess.
Online Courses - Learn Anything, On Your Schedule | Udemy
My recommended website to learn what you want from. There are a lot of free courses but the paid courses are very cheap and you learn a LOT of stuff. It's only about 320 rupees at the minimum for a course of around 20 hours or even more. I highly recommend learning from this website.
Indian initiative of teaching and providing content. Pretty good if you are a college undergrad student in 1st - 3rd year and are looking to learn something.
Learn AWS concepts for free in this aws educate initiative. If you have a .edu email address, you can get started for free and learn just about everything on AWS with even a starter account and free credits.
Resource Library - Google Tech Dev Guide
Google's own resource library of a lot of materials for learning, former google coding interview questions, etc.
Saylor Academy | Saylor Academy
Build new skills or work toward a degree at your own pace with free Saylor Academy college courses on any topic.
Programming & Engineering Questions & Answers - Sanfoundry
Sanfoundry is a free education & learning platform, for the global community of students and working professionals, where they can practice 1 million+ multiple choice questions & answers (MCQs), tutorials, programs & algorithms in engineering, programming, science, and school subjects.
Electrical Engineering and Computer Science
MIT courses for CS (and other degrees as well). Top notch place to learn what the best learn.
Programming books for a lot of languages. Pretty amazing collection and well documented books.
Brandon Hakim | Founder of InsiderSchool| Udemy
This guy has a lot of courses on udemy about personal development of which some are even free. You can start becoming better via here.
List of events going on by the linux foundation.
The 100+ Best Websites on the Internet
Outline - Read & annotate without distractions