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: PDFCreator is a free and open source program for Windows that allows you to print documents and other files to PDF format. It installs a virtual printer on your system that can generate PDF files from any application with printing capabilities.
Type: software
Pricing: Open Source