Macropodus is a natural language processing tool based on Albert+BiLSTM+CRF deep learning networks. It provides Chinese word segmentation, part-of-speech tagging, named entity recognition, new word discovery, keyword extraction, text summarization, text similarity calculation, scientific calculator, Chinese/Arabic/Roman numeral conversion, simplified/traditional Chinese conversion, and pinyin conversion. The toolkit is trained on large-scale Chinese corpora and offers these NLP capabilities through a Python library.