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
Description: PENUP is a free digital art community app for people to share artwork, develop drawing skills, and connect with other artists. It provides drawing tools and functions to create digital artworks and features art tutorials and challenges.
Type: software