Description: Mathcha is an open-source math equation editor and renderer that allows you to create beautifully formatted mathematical equations and formulas for websites, documents, presentations, and more.
Type: software
Pricing: Open Source
Description: Responsinator is a free online tool that helps designers and developers test the responsiveness of their websites. It allows you to preview a site across various screen sizes like desktops, tablets, and phones to see how the design adapts on different devices.
Type: software