List of free learning-resources tool/service for developerππ½
![Logo BuildSpace](https://pbs.twimg.com/profile_images/1422256068554641413/iR0aoxSO_400x400.jpg)
BuildSpace
Start building cool web3 projects, earn NFTs, access secret work opportunities in crypto.
Tag: web3, learning-resources
![Logo HackerRank](https://www.hackerrank.com/wp-content/uploads/2020/05/hackerrank_cursor_favicon_480px-300x300.png)
HackerRank
HackerRank is the market-leading technical assessment and remote interview solution for hiring developers.
Tag: learning-resources, preparation, recruitment
There are Free competitive programming challenges in Java, C++, PHP, Python, SQL, JavaScript, Algos, Data Structures and AI.
![Logo Khan Academy](https://cdn.kastatic.org/images/apple-touch-icon-144x144-precomposed.new.png)
Khan Academy
Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more. Khan Academy is a nonprofit with the mission of providing a free, world-class education for anyone, anywhere.
Tag: learning-resources