Description: Derive is a mathematical software program used for symbolic and numeric manipulation of mathematical expressions. It has a graphical user interface and can perform various calculations, plot graphs, solve equations, and assist with math education.
Type: software
Description: Postkit is an open-source WordPress plugin that allows you to create customizable forms and surveys on your WordPress site. It has drag-and-drop form building, multi-page forms, file uploads, and integrations with various third-party services.
Type: software
Pricing: Open Source