Description: PDF-XChange Viewer is a free PDF reader and editor for Windows. It provides basic PDF viewing and annotation features like adding text notes, highlights, shapes, freehand drawing, and more.
Type: software
Pricing: Free
Description: Spyder is an open-source integrated development environment for the Python programming language. It includes features like an editor, interactive console, variable explorer, debugger, and more.
Type: software
Pricing: Open Source