dataPreparation — an R library for streamlined data preparation

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https://github.com/ELToulemonde/dataPreparation

Since 2017, Emmanuel-Lin Toulemonde has been building and maintaining dataPreparation. It is an open source R library designed to simplify tabular data preparation for Data Science projects. The library aims to be fast, memory-efficient, stable, and verbose. By the end of 2021, its 16th version had been released and it had reached 95,000 downloads.

pytesseract — a Python library for OCR

https://github.com/madmaze/pytesseract

Pytesseract is a Python library for text recognition in images. Emmanuel-Lin Toulemonde contributed on 2 occasions via pull requests: one to improve the user experience, one to fix a bug.

Stackoverflow: answering the community’s questions

https://stackoverflow.com/users/5227259/emmanuel-lin

Around sixty answers to questions about data manipulation in R and Python.