Visuals play a crucial role in communicating complex scientific concepts and research data. However, paid tools like Biorender can be expensive for students, academics and independent researchers. Thankfully, there are many free and open-source alternatives that provide professional-quality scientific illustration capabilities. Why Scientific Graphics Matter - Well-designed graphics improve comprehension and recall of scientific ideas. - Diagrams and charts allow large amounts of data to be summarized visually. - Illustrations of experiments, systems, processes etc. help readers visualize key elements. - Graphics make research publications, posters and presentations more engaging and memorable. Best Free Tools for Science Graphics BioRender It provides an extensive library of pre-made scientific and medical icons that can be dragged, dropped and customized as needed. Intuitive controls allow easy creation of graphics like cell diagrams, molecular interactions, anatomical illustrations