First, run browse.py category to get the links of the tools in the category. This may take a while.
python3 browse.py <category>
Then, run extract.py -D category to download the tool information for a category into a csv file.
python3 extract.py -D <category>
Extract has a few other options. Please check the code.
Run landscape.py to show the landscape of a category, and upload the csv file with the tool information to visualize the landscape.
streamlit run landscape.py