Description: Blockly is a free and open-source visual programming language and web-based integrated development environment. It allows users to drag blocks together to build programs visually, without needing to type code.
Type: software
Pricing: Open Source
Description: LeetCode is an online platform for preparing technical coding interviews. It contains a large database of coding questions and allows users to practice and submit solutions to these questions, track progress, participate in contests, and more.
Type: software