Crescent - dataframe library in C23 built using safe_c.h and cforge

This article contains a lot of images, if your browser failed to load them, try a different browser. Firefox based browsers looks to have issues loading the images. Another note: it is a very long article, I was thinking of splitting it but this bearblog account is my documentation medium anyway, so I apologize in advance for readers getting annoyed at the length of this article. Introduction - Building a Pandas Replacement in modern C23I've been maintaining a side project called valueHunter ~ a screener for stock markets, used as internal tool for office work. It loads about 970 stocks, runs four screening strategies (undervalued growth, deep value, safe tech, composite), then does about 14 DataFrame analytics operations on the result. Basically a small data pipeline. The original version was Python with Pandas. It worked fine, but for someone used to work with low level languages, Python dataframe libraries such as Pandas and Polars left me looking for more speed. Added that I'd…