1️⃣Draw.io: A free web-based diagramming tool that provides researchers with a wide range of shapes, symbols, and connectors for creating flowcharts, concept maps, and other visual representations.
https://app.diagrams.net/
2️⃣Krita: A free and open-source digital painting software that provides researchers with advanced drawing tools, including brushes, layers, and blending modes, for creating detailed and realistic illustrations or artworks.
https://krita.org/en/
3️⃣Sumopaint: A free online image editing tool that provides researchers and students with a wide range of drawing tools, filters, and effects, making it suitable for creating and editing digital images, diagrams, or illustrations.
https://sumo.app/
4️⃣GIMP is a free and open-source raster graphics editor with extensive tools, layers, filters, and extensibility. Popular for image editing, compositing, and visual enhancements among researchers, artists, and designers.
https://www.gimp.org/
5️⃣Edrawsoft.com offers a diverse range of diagramming software solutions for various industries, including flowcharts, mind maps, org charts, and more. It’s user-friendly, versatile, and provides professional results for visual communication needs.
https://www.edrawsoft.com/
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