General: https://www.kaggle.com/general/248438

see in:; https://www.kaggle.com/general/248438


More repositories in: https://towardsdatascience.com/the-best-free-data-repositories-for-aspiring-data-scientists-in-2020-886d8785ebac


https://github.com/awesomedata/awesome-public-datasets

https://journals.plos.org/ploscompbiol/s/recommended-repositories#loc-omics

open data ajuntament de Barcelona: https://opendata-ajuntament.barcelona.cat/es/
open data: Generalitat de Catalunya: https://datos.gob.es/en/node/3524


datasets in csv: https://vincentarelbundock.github.io/Rdatasets/datasets.html

bioinformatics data: https://www.ncbi.nlm.nih.gov/geo/


data from metagenomics study (pending publication) in: Data Availability
The raw data from which this analysis was carried out can be found in the repository, at https://doi.org/10.34810/data593 


repositorio de datos de investigacion: https://dataverse.csuc.cat/