jHipster - JHipster is a development platform to quickly generate, develop, & deploy modern web applications & microservice architectures.
Vidyanilaya.com - Practice for IIT JEE
Telosys - Telosys is a lightweight Open Source code generator. Telosys allows to generate any kind of language (Java, Python, GoLang, PHP, JavaScript, TypeScript, C#, etc). It works without UML model. All the code generation templates are customizable.
BYJU’S - BYJU’S is one of leading India’s learning platforms that allows you to personalize your learning journey in no time.
Lime Text - Lime Text is an open source text editor.
Khan Academy - Khan Academy offers online tools to help students learn about a variety of important school subjects. Tools include videos, practice exercises, and materials for instructors. Read more about Khan Academy.