Pandas is being used widely in most data analysis works and projects. Despite being a versatile and powerful library for data manipulation and analysis in Python, there are limitations and caveats of the Pandas library that cannot be ignored by most of its users. A few of them to highlight are Intense Memory Usage with large data sets, Null Handling (NaN), Evaluations, and limitations on multi-threading. (10 things I hate about Pandas — By Python for Data Analysis Author)
Well, Say Hello to POLARS !
— One of the fastest data manipulation libraries.