Description: Codewars is an educational community for computer programming. It offers code challenges known as kata which are ranked by difficulty. Users train on these coding challenges to improve their skills.
Type: software
Description: Xournal++ is a free, open-source notetaking and sketching software for Linux. It supports pen input and annotations on PDFs. Key features include sticky notes, rulers, page templates, shape recognition, and LaTeX support.
Type: software
Pricing: Open Source