It is simple (for developers?), but not easily extendable. Simplicity is not an excuse for no plugin support nor not writing good documentations. And more power

It is simple (for developers?), but not easily extendable. Simplicity is not an excuse for no plugin support nor not writing good documentations. And more powerful tools need better documentations. If you think other SSGs are not well documented, just call for help and improvement. Why do you reinvent the wheel without good documentations in mind?