Corrections to Table 2.

Services provided by the selected materials data infrastructures. Open Access: provides partial or full free access to data. Computational data: contains data originating from software simulations. Experimental data: contains data originating from experiments. Data upload: Allows upload of external data, services that support issuing Digital Object Identifiers have been marked with (DOI). Workflow management tools: provides or collaborates in the development of open‐source software tools for workflow management. Web API: provides an interface for accessing data remotely with automated scripts. Data analysis tools: provides online or offline data analysis tools, including machine learning

	Open Access	Comp. data	Exp. data	Data upload (DOIs)	Workflow management tools	Web API	Data analysis tools
Materials Cloud	√	√		√(DOI)	√	√	√
NanoMine	√		√	√			√
Open Quantum Materials Database	√	√				√	√
SUNCAT	√	√		√		√	√
QCArchive	√	√		√	√	√	√
Exabyte.io	√ a)	√		√		√	√
MaterialsZone			√	√			√

^a)Open Access to a subset of data.