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: Wikifab is an open-source browser-based CAD program used primarily for 3D printing and laser cutting. It allows users to design 3D models and export them as STL files for 3D printing or as vector graphics for laser cutting.
Type: software
Pricing: Open Source