Publii allows to you build, modify and manage an unlimited number of sites from the same app with instant switching; no databases or other credentials to remember.
Gridea AlternativesDesktop Publishers & Blog Publishing Tools like Gridea
Gridea is described as 'A static blog writing client. GUI static website generator. It can export to html. Publish to Github Pages' and is a desktop publisher in the office & productivity category. There are 2 alternatives to Gridea for Mac, Windows and Linux. The best Gridea alternative is Publii, which is both free and Open Source.
Alternatives list
31 Publii alternatives
A website builder, headless CMS and static site generator running as a dektop application for Windows and Mac. Manage your content just like WordPress and deploy static sites direct to S3, Cloudfront, Cloudflare, Firebase, Github Pages and Azure.
Gridea is buggy, Publii is not, and the development is much more rapid.