Radicore
Description: Radicore is an open-source alternative to Adobe XD for UI/UX design. It provides tools for wireframing, prototyping, and collaboration to design digital products. As an open-source solution, Radicore is free to use.
Type: software
Pricing: Open Source
Skitch
Description: Skitch is a free screenshot annotation and editing tool for Mac and iOS. It allows you to quickly markup, crop, and share images and screenshots.
Type: software