Free Limited Access Licenses are available for Production Orgs to enable non-admin users in your production org. This is recommended to be requested to your Salesforce Account Executive to request this free license that will appear in as a new standard profile in your org with the name "Limited Access User" and User License "Salesforce Limited Access - Free"
Salesforce Limited Access - Free Licence
Profile: Limited Access User
Scratch Org Allocations for Dev Hub Editions