If you are starting to make your own internet startup or company, IndieHackers is one best places for you to start a internet company without raising money.
IndieHackers is a community of developers and entrepreneurs who are trying to build profitable internet companies without raising money.
Visit Here - https://www.indiehackers.com
Udemy is one of the biggest video tutorial websites in the world. It has amazing tutorials on almost every tech-related topic.
You can learn anything from there without getting broke, Or just if you are a student and you don't have thousand's to spend on.
Visit - https://www.udemy.com
Coursera is also one of the biggest place to learn but it costs more. Coursera courses are definitely more valuable for your certification, as they are from well known companies. But nothing is more important than skill.
So, if you can afford, then you can definitely go for Coursera.
Visit Website - https://www.coursera.com
Resumake.IO is an open-source website that helps you make a resume for applying to Software Engineering jobs.
You want a no bull-shit, easy to use resume maker & You can export the resume as PDF, Latex, and JSON so that you don't have to start from scratch the next time. Then Resumake.IO is the perfect place for you.
Visit Website - http://resumake.io/
Leetcode is a website that helps you prepare for software engineering interviews.
They have industry-quality questions, best for interviews.
Visit Website- https://leetcode.com/
Glassdoor is a website where employees review their companies.
You want to know what it is like working for the company. You want to know how much are the employees paid in the company. Then Glassdoor is for you.
Visit Websites - https://www.glassdoor.com/
DigitalOcean is a hosting provider in which you can host your servers, databases, etc. It’s very popular among developers.
Visit Website- https://digitalocean.com/
Everyone knows of StackOverflow.com and AskUbuntu which are part of StackExchange network. But there are dozens of other sites in the StackExchange network that are dedicated to programming.
Visit Website - https://stackexchange.com/
GitHub requires no introduction for software developers. It’s the place on the Internet where open source projects are built.
If you don't have GitHub then you are not a programmer.
Visit Website- https://github.com/
DevDocs.IO is a single-page open source app that allows you to search documentation of all popular programming languages and frameworks.
Visit Website - https://devdocs.io/