Seaborn
Seaborn is a Python data visualization library built on top of Matplotlib and integrated with the pandas data analysis library. It provides a high-level interface for drawing attractive and informative statistical graphics, such as scatter plots, line plots, bar plots, histograms, and heatmaps, with simplified syntax and built-in themes. It is widely used for exploratory data analysis and creating publication-quality visualizations in data science and statistics.
Developers should learn Seaborn when working on data analysis or machine learning projects in Python, as it streamlines the creation of complex statistical plots with minimal code, making it ideal for quickly exploring datasets and communicating insights. It is particularly useful in fields like data science, research, and business analytics, where visualizing distributions, relationships, and trends is essential for decision-making and reporting.