Best flat file based cms list.
Best flat file content management system for web delopers who demonstrate webdesign via coding. you can create your own template (include html, css, php) for each page. It using sqlite. So you don’t need to worry about database configuration.
Kirby – most famous premium flat file sytem. you can design your own templates.
CMSimple – Its a anothe famous cms to design websites and blogs. It have a plugin functionality. so you can use their free plugins or create your own plugin.
feindura– Flat File CMS
FlatPress – for bloggers
I think you missed La.Plume. It faster than WordPress.