Codecademy is an online learning platform that helps people learn programming and technical skills through interactive lessons and hands-on practice. It offers courses in web development, data science, Python, JavaScript, and many other technologies.

Get Bootstrap is the official website of Bootstrap, a popular front-end framework used to create responsive and mobile-friendly websites. It provides ready-to-use CSS styles, components, and JavaScript tools that help developers build web pages quickly and easily.

InterviewBit is an online platform for coding practice and technical interview preparation. It helps students and software developers improve their programming, data structures, algorithms (DSA), and problem-solving skills through coding challenges, mock interviews, and learning resources.

Kotlin Language Website provides information, documentation, tutorials, and tools for the Kotlin programming language. It helps developers learn Kotlin and build applications for Android, web, server-side, and other platforms.

LeetCode is an online platform for learning and practicing programming and coding interview questions. It helps developers improve their problem-solving skills, prepare for technical interviews, and learn data structures and algorithms through coding challenges.